H. Koyama

Guidance and navigation system design of R-bar approach for rendezvous and docking

Katsuhiko Yamada, Taichi Nakamura, Koji Yamanaka, 1998 .

Location of pinholes in a pipeline

David M. Himmelblau, Kajiro Watanabe, Hiroshi Koyama, 1993 .

Location and Estimation of Leak in a Pipeline

Kajiro Watanabe, H. Koyama, 1990 .

In-orbit Evaluation of Proximity Sensor for Rendezvous Docking of ETS-VII

Takashi Suzuki, Toru Kasai, Isao Kawano, 2003 .

Locating a Pinhole in a Gas-Pipeline via the Acoustic Method

Kajiro Watanabe, Kajiro Watanabe, Hiroshi Koyama, 1991 .

Identification of a Partial Plugging in a Gas-Transport Pipeline by Acoustic Method

Kajiro Watanabe, H. Koyama, 1990 .