KS

Kouji Sumida

Mazda Motor: 6 patents #636 of 4,755Top 15%
📍 Fuchu, JP: #197 of 926 inventorsTop 25%
Overall (All Time): #873,407 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7219634 Spark ignition engine control device Mitsuo Hitomi, Toshiaki Nishimoto, Yoshiyuki Shinya, Takayoshi Hayashi, Noriyuki Iwata +3 more 2007-05-22
7182050 Control device for spark-ignition engine Mitsuo Hitomi, Taketoshi Yamauchi, Yoshiyuki Shinya, Takayoshi Hayashi 2007-02-27
6971343 Spark-ignition engine controller Mitsuo Hitomi, Takayoshi Hayashi 2005-12-06
6968825 Control device for spark-ignition engine Mitsuo Hitomi, Takayoshi Hayashi, Masahisa Yamakawa, Satoru Matsuzaki, Hiroyuki Maeda 2005-11-29
6923149 Control device for spark-ignition engine Toshiaki Nishimoto, Kouji Asanomi, Takayoshi Hayashi 2005-08-02
6877464 Spark-ignition engine controller Mitsuo Hitomi, Takayoshi Hayashi 2005-04-12