Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6405693 | Internal combustion engine and method for controlling valve of internal combustion engine | Keiji Yoeda, Kiyoshi Nakanishi, Kazuhiko Shiratani, Shouji Katsumata, Makoto Ogiso +4 more | 2002-06-18 |
| 6354253 | Solenoid valve device | Shouji Katsumata, Isao Matsumoto, Masaaki Tanaka, Keiji Yoeda, Hideyuki Nishida | 2002-03-12 |
| 6354563 | Electromagnetic drive valve and method for controlling same | Keiji Yoeda, Isao Matsumoto | 2002-03-12 |