EW

Eisuke Wayama

HI Hitachi: 6 patents #97 of 3,950Top 3%
HC Hitachi Car Engineering Co.: 6 patents #3 of 140Top 3%
📍 Hitachinaka, JP: #4 of 281 inventorsTop 2%
Overall (2002): #6,439 of 266,432Top 3%
6
Patents 2002

Issued Patents 2002

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6488010 Throttle device for internal-combustion engine Yasuo Saito, Yoshikatsu Hashimoto, Toshifumi Usui 2002-12-03
6418908 Throttle apparatus for an internal combustion engine Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito 2002-07-16
6390062 Throttle device of internal combustion engine Yasuo Saito, Yoshikatsu Hashimoto, Toshifumi Usui 2002-05-21
6382180 Throttle apparatus for an internal combustion engine Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito 2002-05-07
6382181 Throttle apparatus for an internal combustion engine Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito 2002-05-07
6371080 Throttle device for internal-combustion engine Yasuo Saito, Yoshikatsu Hashimoto, Toshifumi Usui 2002-04-16