Issued Patents All Time
Showing 101–111 of 111 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6277047 | Automatic transmission | Keiji Sato, Jun Nakayama, Tadao Fujisawa, Masato Sawaoka | 2001-08-21 |
| 6250074 | Air-fuel ratio control apparatus and method of internal combustion engine | Hiroshi Tanaka | 2001-06-26 |
| 6205773 | Exhaust gas purification device for an internal combustion engine | — | 2001-03-27 |
| 6133185 | Exhaust gas purifying catalyst | Yukio Kinugasa, Kouhei Igarashi, Takaaki Itou, Takehisa Yaegashi, Takaaki Kanazawa +3 more | 2000-10-17 |
| 6119452 | Device for purifying exhaust gas of internal combustion engine | Yukio Kinugasa, Kouhei Igarashi, Takaaki Itou, Takehisa Yaegashi, Toshiaki Tanaka +1 more | 2000-09-19 |
| 6047542 | Method and device for purifying exhaust gas of engine | Yukio Kinugasa, Kouhei Igarashi, Takaaki Itou, Takehisa Yaegashi, Kouichi Takeuchi | 2000-04-11 |
| 5974793 | Exhaust gas purification device for an internal combustion engine | Yukio Kinugasa, Takaaki Itou, Koichi Takeuchi, Hiroshi Tanaka, Naohide Fuwa | 1999-11-02 |
| 5964088 | Device for purifying exhaust gas of engine | Yukio Kinugasa, Takaaki Itou, Koichi Hoshi, Koichi Takeuchi, Takehisa Yaegashi +1 more | 1999-10-12 |
| 5782087 | Device for purifying exhaust gas of an engine | Yukio Kinugasa, Kouhei Igarashi, Takaaki Itou, Takehisa Yaegashi, Toshiaki Tanaka | 1998-07-21 |
| 5778667 | Method and a device for purifying combustion exhaust gas | Yukio Kinugasa, Takaaki Itou | 1998-07-14 |
| 5091823 | Inverter device | Takatsugu Kanbara, Hiroshi Asabuki, Satoshi Ibori, Kengo Hasegawa, Kenji Nandou +4 more | 1992-02-25 |