Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5600949 | Exhaust gas-purifying system for internal combustion engines | Hiroaki Kato, Yuichi Shimasaki, Takashi Komatsuda, Toshikazu Oketani, Seiji Hatcho +3 more | 1997-02-11 |
| 5584177 | Adsorber temperature-estimating device for internal combustion engines and exhaust gas-purifying system using same | Toshikazu Oketani, Tetsu Teshirogi, Yuichi Shimasaki, Seiji Hatcho, Seiji Matsumoto +4 more | 1996-12-17 |
| 5555724 | Capacity determining system in exhaust emission control unit for internal combustion engine | Seiji Hatcho, Yuichi Shimasaki, Takuya Aoki, Seiji Matsumoto, Hiroaki Kato +2 more | 1996-09-17 |
| 5544482 | Exhaust gas-purifying system for internal combustion engines | Seiji Matsumoto, Takuya Aoki, Yuichi Shimasaki, Seiji Hatcho, Toshikazu Oketani +3 more | 1996-08-13 |
| 5531203 | Catalyst activating system in multi-cylinder internal combustion engine | Takashi Komatsuda, Hiroaki Kato, Yuichi Shimasaki, Toshikazu Oketani, Takuya Aoki | 1996-07-02 |
| 5501073 | Ignition timing control system for internal combustion engines | Yukio Miyashita, Yuichi Shimasaki, Toshikazu Oketani, Seiji Hatcho, Seiji Matsumoto +3 more | 1996-03-26 |
| 5499501 | Engine exhaust emission control system | Hiroaki Kato, Yuichi Shimasaki, Takashi Komatsuda, Toshikazu Oketani, Seiji Haccho +3 more | 1996-03-19 |
| 5493857 | Exhaust gas-purifying system for internal combustion engines | Takashi Komatsuda, Hiroaki Kato, Yuichi Shimasaki, Toshikazu Oketani, Takuya Aoki | 1996-02-27 |
| 5467594 | Exhaust gas-purifying system for internal combustion engines | Takuya Aoki, Yuichi Shimasaki, Seiji Matsumoto, Seiji Hatcho, Toshikazu Oketani +3 more | 1995-11-21 |
| 5302817 | X-ray detector and X-ray examination system utilizing fluorescent material | Kazuto Yokota, Noriaki Yagi | 1994-04-12 |
| 5180319 | Joint structure with elastic mount | Kazuyuki Shiomi, Mitsuharu Tanaka, Kazuomi Kiku | 1993-01-19 |
| 4982098 | Speed compensated intensifying screen for radiography | Kazuo Yokota, Takeshi Sawada | 1991-01-01 |
| 4857741 | X-ray intensifying screen | Kazuto Yokota | 1989-08-15 |