Resource Management in Layer 1 Virtual Private Networks. - Tomonori Takeda; Takumi Ohba; Ichiro Inoue; Shigeo Urushidani (IEICE Trans. Commun., 2005)

The Integrated Services Digital Network (ISDN) Subaddress Encoding Type for tel URI. - Mayumi Munakata; Shida Schubert; Takumi Ohba (RFC, 2006)

Guidelines for Using the Privacy Mechanism for SIP. - Mayumi Munakata; Shida Schubert; Takumi Ohba (RFC, 2010)

User-Agent-Driven Privacy Mechanism for SIP. - Mayumi Munakata; Shida Schubert; Takumi Ohba (RFC, 2010)

A cell deployment analysis model for multi-service shared M2M area networks. - Takafumi Fujita; Nobuhiro Azuma; Takumi Ohba; Masao Aihara; Hiroyuki Morikawa (APCC, 2015)

A novel platform architecture for web applications by spinning off end-to-end communications. - Mika Mori; Yoshiko Sueda; Takumi Ohba; Tetsuya Hishiki; Arata Koike; Masao Aihara (INFOCOM Workshops, 2015)

Architecture for B2B2C Business Model by Spinning off End-to-End Communications from Applications. - Tetsuya Hishiki; Takumi Ohba; Arata Koike (IPTComm, 2015)

IoT Network Architecture Using Packet Aggregation and Disaggregation. - Arata Koike; Takumi Ohba; Ryota Ishibashi (IIAI-AAI, 2016)

Dropping information for feedback-controlled IoT devices. - Naoki Higo; Yoshiko Sueda; Takumi Ohba; Arata Koike (LANMAN, 2016)