Software Datum Design for Cross-Axis Motion Measurement of X-Stage Based on Least Uncertainty Criterion. - Eiki Okuyama; Hiroshi Takahashi; Hiromi Ishikawa (Int. J. Autom. Technol., 2011)

Spindle Error Motion Measurement Using Concentric Circle Grating and Phase Modulation Interferometers. - Muhummad Madden; Masato Aketagawa; Shuhei Uesugi; Takuya Kumagai; Eiki Okuyama (Int. J. Autom. Technol., 2013)

Generalized Two-Point Method Using Inverse Filtering for Surface Profile Measurement - Theoretical Analysis and Experimental Results for Error Propagation -. - Eiki Okuyama; Hiromi Ishikawa (Int. J. Autom. Technol., 2014)

Elimination of Gyro Drift by Using Reversal Measurement. - Tatsuya Kume; Masanori Satoh; Tsuyoshi Suwada; Kazuro Furukawa; Eiki Okuyama (Int. J. Autom. Technol., 2015)

Development of a Surface Roughness Measurement System in a Narrow Borehole. - Eiki Okuyama; Yuichi Suzuki; Masahiro Morikawa; Yuma Suzuki; Ichiro Yoshida (Int. J. Autom. Technol., 2016)

Surface Profile Measurement Based on the Concept of Multi-Step Division of Length. - Eiki Okuyama; Kohei Konda; Hiromi Ishikawa (Int. J. Autom. Technol., 2017)

Angle Detection Using a Continuously Rotating Gyro for Large Scale Profile Evaluation - Reversal Measurement for Eliminating Gyro Drift -. - Tatsuya Kume; Masanori Satoh; Tsuyoshi Suwada; Kazuro Furukawa; Eiki Okuyama (Int. J. Autom. Technol., 2018)

Angle Detection Using Gyro Signals Rotating Around Four Orthogonally Aligned Axes. - Tatsuya Kume; Masanori Satoh; Tsuyoshi Suwada; Kazuro Furukawa; Eiki Okuyama (Int. J. Autom. Technol., 2020)

Roundness Profile Measurement Using a Combination Method of Three-Point Method for Roundness Profile Measurement and Integration Method for Straightness Profile Measurement. - Eiki Okuyama; Takato Fukuda (Int. J. Autom. Technol., 2024)