Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830233 | Control apparatus of electromagnetic drive valve and control method of the same | Shoji Katsumata, Isao Matsumoto, Kazuhiko Shiratani, Tametoshi Mizuta, Makoto Ogiso +1 more | 2004-12-14 |
| 6830536 | Method and apparatus for controlling the cylinder torque of a combustion engine | Masaaki Tanaka, Yasushi Ito, Shoji Katsumata, Hideyuki Nishida, Makoto Ogiso +1 more | 2004-12-14 |
| 6759640 | Method of controlling current applied to electromagnetically driven valve and control system | Isao Matsumoto, Kazuhiko Shiratani, Shoji Katsumata, Tametoshi Mizuta, Makoto Ogiso +1 more | 2004-07-06 |
| 6729126 | Internal combustion engine having variable valve control system and NOx catalyst | Makoto Ogiso, Shouji Katsumata, Kazuhiko Shiratani, Hideyuki Nishida, Tomomi Yamada +3 more | 2004-05-04 |