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Publication


Featured researches published by Ryoichi Kaiwa.


Archive | 1987

Portable type mobile radio telephone

Ryoichi Kaiwa; Michiyoshi Kudo; Keiki Kobayashi; Yuichiro Suganuma; Naotomo Adachi


Archive | 1999

Resiliently deformable battery pack

Katsumi Kozu; Shigeru Kajiwara; Shoji Konishi; Takashi Takemura; Junji Fujiwara; Ryoichi Kaiwa; Tetsuo Hirabayashi


Archive | 1999

Battery pack removing device

Ryoichi Kaiwa; Tetsuo Hirabayashi; Tetsuya Kubo; Jun Sato


Archive | 1999

Folding portable telephone system

Ryoichi Kaiwa; Masao Kobayashi; Tetsuya Kubo; Naokazu Nagasawa; Teruo Namiki; Taku Suzuki; Hidehiro Yanagibashi; 哲也 久保; 照男 南木; 正夫 小林; 秀広 柳橋; 良一 貝和; 卓 鈴木; 直和 長澤


Archive | 1984

Keyboard assembly with lighting

Ryoichi Kaiwa; Yuichiro Suganuma; Takeo Yasuho


Archive | 1992

Portable radio having cover releasing mechanism and receive switch which are operable together

Naotomo Adachi; Tetsuya Kubo; Ryoichi Kaiwa; Michiyoshi Kudoh


Archive | 1992

Antenna retracting structure of portable radio

Naotomo Adachi; Tetsuya Kubo; Ryoichi Kaiwa; Michiyoshi Kudoh


Archive | 1989

Portable radio transceiver apparatus

Akira Takahashi; Ryoichi Kaiwa; Naotomo Adachi


Archive | 1984

Locking apparatus for telephone

Ryoichi Kaiwa; Yuichiro Suganuma


Archive | 1999

Interconnection structure between portable telephone and battery pack

Ryoichi Kaiwa; Tetsuo Hirabayashi

Collaboration


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