Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689952 | Exhaust gas-purifying system for internal combustion engines | Hiroaki Kato, Takashi Komatsuda, Akihisa Saito, Tetsu Teshirogi, Takuya Aoki +2 more | 1997-11-25 |
| 5689065 | Combustion state-detecting system for internal combustion engines | Shigetaka Kuroda | 1997-11-18 |
| 5634331 | Exhaust gas-purifying device for internal combustion engines | Takuya Aoki, Takashi Komatsuda, Hiroaki Kato, Akihisa Saito, Toshikazu Oketani | 1997-06-03 |
| 5615552 | Secondary air pump control system for internal combustion engines | Takashi Komatsuda, Hiroaki Kato | 1997-04-01 |
| 5600949 | Exhaust gas-purifying system for internal combustion engines | Hiroaki Kato, Akihisa Saito, Takashi Komatsuda, Toshikazu Oketani, Seiji Hatcho +3 more | 1997-02-11 |
| 5598821 | Misfire detection system for an internal combustion engine | Shukoh Terata, Kenichi Maeda, Shigetaka Kuroda, Masaki Kanehiro, Takuji Ishioka +5 more | 1997-02-04 |