Development of VmaxCarrier2: Omni-directional Mobile Robot with Function of Step-climbing. - Kenjiro Tadakuma; Shigeo Hirose; Riichiro Tadakuma (ICRA, 2004)

Motions on steps and slopes of omni-directional mobile robot, "VmaxCarrier2". - Kenjiro Tadakuma; Riichiro Tadakuma; Shigeo Hirose (IROS, 2005)

Mechanical Design of VmaxCarrier2: Omnidirectional Mobile Robot with Function of Step-Climbing. - Kenjiro Tadakuma; Riichiro Tadakuma; Shigeo Hirose (J. Robotics Mechatronics, 2005)

Development of Anthropomorphic Multi-D.O.F. Master-Slave Arm for Mutual Telexistence. - Riichiro Tadakuma; Yoshiaki Asahara; Hiroyuki Kajimoto; Naoki Kawakami; Susumu Tachi (IEEE Trans. Vis. Comput. Graph., 2005)

Pervasive Sensor System for Evidence-based Nursing Care Support. - Dzmitry Tsetserukou; Riichiro Tadakuma; Hiroyuki Kajimoto; Susumu Tachi (ICRA, 2006)

Optical Torque Sensors for Local Impedance Control Realization of an Anthropomorphic Robot Arm. - Dzmitry Tsetserukou; Riichiro Tadakuma; Hiroyuki Kajimoto; Susumu Tachi (J. Robotics Mechatronics, 2006)

Mechanical Design of "Omni-Ball": Spherical Wheel for Holonomic Omnidirectional Motion. - Kenjiro Tadakuma; Riichiro Tadakuma (CASE, 2007)

Few D.O.F. Walking Robot with Outer-Wheels. - Riichiro Tadakuma; Kenjiro Tadakuma; Robert D. Howe (CASE, 2007)

Intelligent Variable Joint Impedance Control and Development of a New Whole-Sensitive Anthropomorphic Robot Arm. - Dzmitry Tsetserukou; Riichiro Tadakuma; Hiroyuki Kajimoto; Naoki Kawakami; Susumu Tachi (CIRA, 2007)

Development of a Whole-Sensitive Teleoperated Robot Arm using Torque Sensing Technique. - Dzmitry Tsetserukou; Riichiro Tadakuma; Hiroyuki Kajimoto; Naoki Kawakami (WHC, 2007)

Development of holonomic omnidirectional Vehicle with "Omni-Ball": spherical wheels. - Kenjiro Tadakuma; Riichiro Tadakuma; Jose Berengueres (IROS, 2007)

Towards Safe Human-Robot Interaction: Joint Impedance Control of a New Teleoperated Robot Arm. - Dzmitry Tsetserukou; Riichiro Tadakuma; Hiroyuki Kajimoto; Naoki Kawakami; Susumu Tachi (RO-MAN, 2007)

Enhanced Teleoperation Through Virtual Reality Techniques. - Abderrahmane Kheddar; Ee Sian Neo; Riichiro Tadakuma; Kazuhito Yokoi (Advances in Telerobotics, 2007)

Crawler vehicle with circular cross-section unit to realize sideways motion. - Kenjiro Tadakuma; Riichiro Tadakuma; Keiji Nagatani; Kazuya Yoshida; Steven C. Peters; Martin Udengaard; Karl Iagnemma (IROS, 2008)

Tetrahedral Mobile Robot with Spherical Omnidirectional Wheel. - Kenjiro Tadakuma; Riichiro Tadakuma; Jose Berengueres (J. Robotics Mechatronics, 2008)

A whole-arm tactile display system. - Riichiro Tadakuma; Robert D. Howe (WHC, 2009)

Towards shared attention through geometric reasoning for Human Robot Interaction. - Luis Felipe Marin-Urias; Emrah Akin Sisbot; Amit Kumar Pandey; Riichiro Tadakuma; Rachid Alami 001 (Humanoids, 2009)

Tracked vehicle with circular cross-section to realize sideways motion. - Kenjiro Tadakuma; Riichiro Tadakuma; Keiji Nagatani; Kazuya Yoshida; Steven C. Peters; Martin Udengaard; Karl Iagnemma (ICRA, 2009)

Throwable tetrahedral robot with transformation capability. - Kenjiro Tadakuma; Riichiro Tadakuma; Keiji Nagatani; Kazuya Yoshida; Aigo Ming; Makoto Shimojo; Karl Iagnemma (IROS, 2009)

Basic running test of the cylindrical tracked vehicle with sideways mobility. - Kenjiro Tadakuma; Riichiro Tadakuma; Keiji Nagatani; Kazuya Yoshida; Aigo Ming; Makoto Shimojo; Karl Iagnemma (IROS, 2009)

Armadillo-inspired wheel-leg retractable module. - Kenjiro Tadakuma; Riichiro Tadakuma; Akira Maruyama; Eric Rohmer; Keiji Nagatani; Kazuya Yoshida; Aiguo Ming; Makoto Shimojo; Mitsuru Higashimori; Makoto Kaneko (ROBIO, 2009)

Multiple Behaviors Generation by 1 D.O.F. Mobile Robot. - Teppei Toyoizumi; Shogo Yonekura; Riichiro Tadakuma; Yoichiro Kawaguchi; Akiya Kamimura (VR, 2009)

Connected tracked robot with offset joint mechanism for multiple configurations. - Kenjiro Tadakuma; Chigusa Ohishi; Akira Maruyama; Riichiro Tadakuma; Keiji Nagatani; Kazuya Yoshida; Aiguo Ming; Makoto Shimojo (IROS, 2010)

Mechanical design of the Wheel-Leg hybrid mobile robot to realize a large wheel diameter. - Kenjiro Tadakuma; Riichiro Tadakuma; Akira Maruyama; Eric Rohmer; Keiji Nagatani; Kazuya Yoshida; Aigo Ming; Makoto Shimojo; Mitsuru Higashimori; Makoto Kaneko (IROS, 2010)

1-DOF spherical mobile robot that can generate two motions. - Teppei Toyoizumi; Shogo Yonekura; Akiya Kamimura; Riichiro Tadakuma; Yoichiro Kawaguchi (IROS, 2010)

"Omni-Paddle": Amphibious spherical rotary paddle mechanism. - Kenjiro Tadakuma; Riichiro Tadakuma; Aigo Ming; Makoto Shimojo; Mitsuru Higashimori; Makoto Kaneko (ICRA, 2011)

The mechanism of the linear load-sensitive continuously variable transmission with the spherical driving unit. - Kenjiro Tadakuma; Riichiro Tadakuma; Kazuki Terada; Aiguo Ming; Makoto Shimojo; Mitsuru Higashimori; Makoto Kaneko (IROS, 2011)

Finger mechanism equipped omnidirectional driving roller. - Kenjiro Tadakuma; Riichiro Tadakuma; Mitsuru Higashimori; Makoto Kaneko (MHS, 2011)

Miniature humanoid MH-1 for wearable telecommunicator. - Yuichi Tsumaki; Nobuyuki Inoue; Yutaka Satoh; Riichiro Tadakuma (ROBIO, 2011)

Robotic finger mechanism equipped omnidirectional driving roller with two active rotational axes. - Kenjiro Tadakuma; Riichiro Tadakuma; Mitsuru Higashimori; Makoto Kaneko (ICRA, 2012)

Study on the omnidirectional driving gear mechanism. - Kenjiro Tadakuma; Riichiro Tadakuma; Kyohei Ioka; Takeshi Kudo; Minoru Takagi; Yuichi Tsumaki; Mitsuru Higashimori; Makoto Kaneko (ICRA, 2012)

Omnidirectional driving gears and their input mechanism with passive rollers. - Kenjiro Tadakuma; Riichiro Tadakuma; Kyohei Ioka; Takeshi Kudo; Minoru Takagi; Yuichi Tsumaki; Mitsuru Higashimori; Makoto Kaneko (IROS, 2012)

Additional manipulating function for limited narrow space with omnidirectional driving gear. - Kenjiro Tadakuma; Riichiro Tadakuma; Kyohei Ioka; Takeshi Kudo; Minoru Takagi; Yuichi Tsumaki; Mitsuru Higashimori; Makoto Kaneko (IROS, 2012)

A novel Delta-type parallel mechanism with wire-pulleys. - Yuichi Tsumaki; Hiroaki Eguchi; Riichiro Tadakuma (IROS, 2012)

Flexible Control System of a Robot Hand Using Micro Control Units and RT-middleware. - Mitsuhiro Yamano; Yuichi Suzukawa; Jose Berengueres; Riichiro Tadakuma (Int. J. Soc. Robotics, 2012)

Hyper flexible robot with variable stiffness and shape. - Kenjiro Tadakuma; Erick Fernando Moya Arimie; Riichiro Tadakuma (AIM, 2013)

The gear mechanism with passive rollers: The input mechanism to drive the omnidirectional gear and worm gearing. - Riichiro Tadakuma; Kenjiro Tadakuma; Minoru Takagi; Shotaro Onishi; Gaku Matsui; Kyohei Ioka; Yuichi Tsumaki; Mitsuru Higashimori; Makoto Kaneko (ICRA, 2013)

Adaptations of omnidirectional driving gears to practical purposes. - Kenjiro Tadakuma; Riichiro Tadakuma; Minoru Takagi; Kyohei Ioka; Gaku Matsui; Kenichi Komura; Erick Fernando Moya Arimie; Takahiro Akaike; Yuichi Tsumaki (IROS, 2013)

Study on omnidirectional driving mechanisms to realize holonomic power transmission. - Riichiro Tadakuma; Kenjiro Tadakuma; Erick Fernando Moya Arimie (MHS, 2013)

Experiments of a variable stiffness robot using shape memory gel. - Mitsuhiro Yamano; Daisuke Goto; Kenji Ujiie; Naoki Akiba; Jin Gong; Hidemitsu Furukawa; Riichiro Tadakuma (SII, 2013)

Mechanism of Linear Load-Sensitive Continuously Variable Transmission with Spherical Driving Unit. - Kenjiro Tadakuma; Riichiro Tadakuma; Kazuki Terada; Aiguo Ming; Makoto Shimojo (J. Robotics Mechatronics, 2013)

Torus omnidirectional driving unit mechanism realized by curved crawler belts. - Kenjiro Tadakuma; Hirohiko Ogata; Riichiro Tadakuma; Jose Berengueres (ICRA, 2014)

Worm wheel mechanism with passive rollers. - Kenjiro Tadakuma; Riichiro Tadakuma; Shotaro Onishi; Yuichi Tsumaki (Adv. Robotics, 2014)

Study on the inertial stabilization of a payload by center of gravity displacement. - Erick Fernando Moya Arimie; Kenichi Shimakawa; Akira Satou; Adrian Zambrano; Kenjiro Tadakuma; Riichiro Tadakuma (SII, 2016)

Study on machine vision for fast position tracking of multiple trays on an omnidirectional robotic device. - Adrian Zambrano; Kazuki Abe; Theo Combelles; Kenjiro Tadakuma; Riichiro Tadakuma (SII, 2020)

Development of the omnidirectional transporting table based on omnidirectional driving gear. - Kazuki Abe; Gaku Matsui; Kenjiro Tadakuma; Mitsuhiro Yamano; Riichiro Tadakuma (Adv. Robotics, 2020)

Study on visual machine-learning on the omnidirectional transporting robot. - Adrian Zambrano; Kazuki Abe; Ikumi Suzuki; Theo Combelles; Kenjiro Tadakuma; Riichiro Tadakuma (Adv. Robotics, 2020)

Prototype of 32-Joint Robot Hand Using Shape Memory Gel and Tendon-Driven Mechanism. - Mitsuhiro Yamano; Akira Okamoto; Ryuhei Miyoshi; Toshihiko Yasuda; Yasutaka Nishioka; MD Nahin Islam Shiblee; Kazunari Yoshida; Hidemitsu Furukawa; Riichiro Tadakuma (ICM, 2021)

Development of Control Method for Active Ball Joint Mechanism Considering Singularity of Spherical Gear. - Kazuki Abe; Riichiro Tadakuma (SII, 2021)

Study on hypercompact and lightweight data logger separators for wild animals. - Takuma Abe; Natsumi Kubo; Kazuki Abe; Hirokazu Suzuki; Ken Yoda; Riichiro Tadakuma; Yuichi Tsumaki (Adv. Robotics, 2021)

Study on portable haptic guide device with omnidirectional driving gear. - Tetsuya Aizawa; Haruhiko Iizima; Kazuki Abe; Kenjiro Tadakuma; Riichiro Tadakuma (Adv. Robotics, 2021)

Development of Data Logger Separator for Bio-Logging of Wild Seabirds. - Takuma Abe; Natsumi Kubo; Kazuki Abe; Hirokazu Suzuki; Yuichi Mizutani; Ken Yoda; Riichiro Tadakuma; Yuichi Tsumaki (J. Robotics Mechatronics, 2021)

ABENICS: Active Ball Joint Mechanism With Three-DoF Based on Spherical Gear Meshings. - Kazuki Abe; Kenjiro Tadakuma; Riichiro Tadakuma (IEEE Trans. Robotics, 2021)

Development and motion analysis of a light and many-joint robot finger using shape memory gel and tendon-driven mechanism with arc route. - Mitsuhiro Yamano; Naoya Hanabata; Akira Okamoto; Toshihiko Yasuda; Yasutaka Nishioka; MD Nahin Islam Shiblee; Kazunari Yoshida; Hidemitsu Furukawa; Riichiro Tadakuma (Int. J. Mechatronics Autom., 2022)

Development of an Inchworm-inspired soft robot with active friction control of wheels using Double-Network gel brakes. - Moses Gladson Selvamuthu; Riichiro Tadakuma (ROBIO, 2023)

Study on Free-form and Flexible Omnidirectional Driving Gear with Arbitrary Curvatures. - Moses Gladson Selvamuthu; Riichiro Tadakuma (SII, 2023)

Development of soft inchworm robot with friction control of feet using double-network gel. - Moses Gladson Selvamuthu; Riichiro Tadakuma; Naofumi Fujiwara; Kazunari Yoshida; Minoru Takagi; Hiroyuki Hoshino; Yoshiyuki Suzuri; Hidemitsu Furukawa (Adv. Robotics, 2023)

A transparent spherical microscope stage to realize tracking and omni-directional imaging with 6 degrees of freedom. - Josephine Galipon; Aymeric Bordier; Maxime Duby; Moses Gladson Selvamuthu; Makishi Imaizumi; Riichiro Tadakuma; Kenjiro Tadakuma (AIM, 2024)

Metal ABENICS: Metallic Spherical Gear Mechanism with Orientation Correction using Embedded IMU Sensor. - Moses Gladson Selvamuthu; Kazuki Abe; Kenjiro Tadakuma; Riichiro Tadakuma (AIM, 2024)

Flexible Omnidirectional Driving Gear Mechanism with Adaptation over Arbitrary Curvatures. - Moses Gladson Selvamuthu; Kazuki Abe; Kenjiro Tadakuma; Riichiro Tadakuma (ICRA, 2024)

Development of a Bendable and Extendable Soft Gripper Driven by Differential Worm Gear Mechanism. - Moses Gladson Selvamuthu; Riichiro Tadakuma (IROS, 2024)

Enhanced Omni-Ball: Spherical Omnidirectional Wheel Achieving Passive Rollers with High Load Capacity and Smoothness through an Offset Rotational Axis. - Kenjiro Tadakuma; Seiji Sakiyama; Eri Takane; Riichiro Tadakuma; Satoshi Tadokoro (IROS, 2024)

Reflexive Input-Output Causality Mechanisms. - Ryotaro Kayawake; Haruto Miida; Shunsuke Sano; Issei Onda; Kazuki Abe; Masahiro Watanabe; Josephine Galipon; Riichiro Tadakuma; Kenjiro Tadakuma (CoRR, 2024)

Soft Pipe Inspection Robot with Vibrating Cilia Capable of Underwater Transport. - Moses Gladson Selvamuthu; Ryuto Okada; Riichiro Tadakuma (J. Robotics Mechatronics, 2024)

Mechanical Design of the Omnidirectional Vehicle Units with Magnetic Twin-Caster Mechanism for Realizing the Motion on Thin Film Walls. - Kenjiro Tadakuma; Toshiaki Fujimoto; Masahiro Watanabe; Riichiro Tadakuma; Satoshi Tadokoro (SII, 2025)