Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7219002 | Control apparatus for internal combustion engine | Akiyoshi Negishi | 2007-05-15 |
| 6029443 | Catalyst with upstream cooling and downstream heating | Shinya Hirota, Toshiaki Tanaka, Satoshi Iguchi, Tatsuji Mizuno | 2000-02-29 |
| 6021640 | Exhaust gas purification device for an engine | Shinya Hirota, Toshiaki Tanaka, Satoshi Iguchi, Tatsuji Mizuno | 2000-02-08 |
| 6016788 | Fuel injection control system for a diesel engine | Masato Gotoh, Tatsuji Mizuno | 2000-01-25 |
| 5987884 | Exhaust gas purification device | Masato Gotoh, Tatsuji Mizuno, Kouichi Akita | 1999-11-23 |
| 5983630 | Fuel injecting device for an engine | Masato Gotoh, Tatsuji Mizuno, Ichiro Sakata | 1999-11-16 |
| 5941067 | Exhaust gas purification device for an engine | Shinya Hirota, Tatsuji Mizuno | 1999-08-24 |
| 5884476 | Exhaust gas purifying device for engine | Shinya Hirota, Tatsuji Mizuno | 1999-03-23 |
| 5842341 | Exhaust emission purification apparatus for an internal combustion engine | — | 1998-12-01 |
| 5839275 | Fuel injection control device for a direct injection type engine | Shinya Hirota, Tatsuji Mizuno, Satoshi Iguchi, Toshiaki Tanaka | 1998-11-24 |