YH

Yoshikatsu Hashimoto

HI Hitachi: 19 patents #1,906 of 28,497Top 7%
HC Hitachi Car Engineering Co.: 15 patents #29 of 465Top 7%
Overall (All Time): #241,632 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
7367315 Throttle valve control apparatus of internal combustion engine and automobile using the same Eisuke Wayama, Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito 2008-05-06
7152581 Throttle valve control apparatus of internal combustion engine and automobile using the same Eisuke Wayama, Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito 2006-12-26
7121259 Throttle device for internal-combustion engine Eisuke Wayama, Yasuo Saito, Toshifumi Usui 2006-10-17
7093581 Throttle valve control apparatus of internal combustion engine and automobile using the same Eisuke Wayama, Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito 2006-08-22
7055498 Throttle assembly for internal combustion engine, and throttle sensor Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito, Eisuki Wayama 2006-06-06
6966297 Throttle device for internal-combustion engine Eisuke Wayama, Yasuo Saito, Toshifumi Usui 2005-11-22
6945228 Throttle device for internal-combustion engine Yasuo Saito, Eisuke Wayama, Toshifumi Usui 2005-09-20
6701892 Throttle valve control apparatus of internal combustion engine and automobile using the same Eisuke Wayama, Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito 2004-03-09
6691678 Throttle assembly for internal combustion engine, and throttle sensor Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito, Eisuke Wayama 2004-02-17
6626143 Throttle device of internal combustion engine Eisuke Wayama, Yasuo Saito, Toshifumi Usui 2003-09-30
6591809 Throttle device for internal-combustion engine Yasuo Saito, Eisuke Wayama, Toshifumi Usui 2003-07-15
6488010 Throttle device for internal-combustion engine Yasuo Saito, Eisuke Wayama, Toshifumi Usui 2002-12-03
6390062 Throttle device of internal combustion engine Yasuo Saito, Eisuke Wayama, Toshifumi Usui 2002-05-21
6371080 Throttle device for internal-combustion engine Yasuo Saito, Eisuke Wayama, Toshifumi Usui 2002-04-16
6186115 Throttle valve control device for an internal combustion engine Mitsunori Nishimura, Hidefumi Adachi 2001-02-13
6079390 Throttle device for internal combustion engine Shigeo Tamaki, Shigeru Tokumoto, Hitoshi Miwa 2000-06-27
6047680 Electronically controlled throttle apparatus for an engine Takahiro Shimura, Shigeru Tokumoto, Yasuo Saito, Toshifumi Usui, Eisuke Wayama +1 more 2000-04-11
5983858 Throttle device for internal combustion engine Shigeo Tamaki, Shigeru Tokumoto, Hitoshi Miwa 1999-11-16
5722366 Throttle valve control device for internal combustion engines Hidefumi Adachi, Mitsunori Nishimura 1998-03-03