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Dive into the research topics where Mutsumi Katayama is active.

Publication


Featured researches published by Mutsumi Katayama.


Archive | 2001

Mobile navigation apparatus

Mutsumi Katayama; Hiroyuki Morita


Archive | 2001

Mobile navigation apparatus with route deviation indication

Mutsumi Katayama; Hiroyuki Morita


Archive | 2003

Wireless network system and communications method

Mutsumi Katayama; Kazumitsu Kushida


Archive | 2000

Moving body map information display system

Mutsumi Katayama; Hiroyuki Morita


Archive | 2000

Helmet with built-in speaker system and speaker system for helmet

Hajime Tabata; Mutsumi Katayama


Archive | 1999

Structure for attaching lighting circuit for electric discharge lamp for motorcycle

Shigeru Kodaira; Kenichi Takeda; Mutsumi Katayama


Archive | 2001

Device for mounting a communication unit to a helmet

Hajime Tabata; Yukio Miyamaru; Mutsumi Katayama


Archive | 2001

Connecting cable for helmets

Hajime Tabata; Yukio Miyamaru; Mutsumi Katayama


Archive | 2000

Map information system for moving body

Mutsumi Katayama; Hiroyuki Morita


Archive | 2003

Vehicle intercommunication apparatus

Mutsumi Katayama; Kazumitsu Kushida; Masashi Hino

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