Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11257662 | Annular member, plasma processing apparatus and plasma etching method | Shingo Kitamura, Koichi Kazama, Masahiro Ogasawara, Tetsuji Sato | 2022-02-22 |
| 9230824 | Method of manufacturing semiconductor device | Wataru TAKAYAMA, Shoichiro Matsuyama, Daisuke Tamura, Kyosuke Hayashi, Jun Kawanobe | 2016-01-05 |
| 4586478 | Air-fuel ratio control method and apparatus for an internal combustion engine | Yukio Suzuki, Hiroshi Takahashi, Kan Otsuka | 1986-05-06 |
| 4499882 | System for controlling air-fuel ratio in internal combustion engine | Kimitaka Saito, Tokio Kohama, Tsuneyuki Egami, Tsutomu Saito, Yukio Suzuki | 1985-02-19 |
| 4385613 | Air-fuel ratio feedback control system | Shuzo Yoshida, Hiroki Matsuoka, Hironobu Ono, Motoharu Sueishi, Kazuo Ueda | 1983-05-31 |