EW

Eisuke Wayama

HI Hitachi: 4 patents #196 of 3,771Top 6%
HC Hitachi Car Engineering Co.: 4 patents #5 of 145Top 4%
📍 Hitachinaka, JP: #13 of 319 inventorsTop 5%
Overall (2004): #15,953 of 270,089Top 6%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6701892 Throttle valve control apparatus of internal combustion engine and automobile using the same Toshifumi Usui, Yoshikatsu Hashimoto, Shigeru Tokumoto, Yasuo Saito 2004-03-09
6694947 Throttle apparatus for an internal combustion engine Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito 2004-02-24
6691678 Throttle assembly for internal combustion engine, and throttle sensor Yoshikatsu Hashimoto, Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito 2004-02-17
6691681 Throttle apparatus for an internal combustion engine Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito 2004-02-17