Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7846868 | Honeycomb-shaped straight-flow structure for catalyst and catalyst for purifying exhaust gases | Yusuke Itoh, Toshihiro Takada, Yoshiharu Miyake, Yoshihide Segawa | 2010-12-07 |
| 7504146 | Hexagonal cell honeycomb structure body | Yoshiyasu Ando, Toshiharu Kondo | 2009-03-17 |
| 6756022 | Apparatus for removing sulfur-containing component in fuel | Takenobu Sakai, Hiroshi Suzuki | 2004-06-29 |
| 6684627 | Method of purifying exhaust gas from internal combustion engine | Shinji Tsuji, Masahiko Takeuchi, Kenji Kato, Takaaki Ito, Yoshitsugu Ogura +2 more | 2004-02-03 |
| 6029443 | Catalyst with upstream cooling and downstream heating | Shinya Hirota, Toshiaki Tanaka, Satoshi Iguchi, Kazuya Kibe | 2000-02-29 |
| 6021640 | Exhaust gas purification device for an engine | Shinya Hirota, Toshiaki Tanaka, Satoshi Iguchi, Kazuya Kibe | 2000-02-08 |
| 6016788 | Fuel injection control system for a diesel engine | Kazuya Kibe, Masato Gotoh | 2000-01-25 |
| 5987884 | Exhaust gas purification device | Kazuya Kibe, Masato Gotoh, Kouichi Akita | 1999-11-23 |
| 5983630 | Fuel injecting device for an engine | Kazuya Kibe, Masato Gotoh, Ichiro Sakata | 1999-11-16 |
| 5941067 | Exhaust gas purification device for an engine | Shinya Hirota, Kazuya Kibe | 1999-08-24 |
| 5934072 | Exhaust gas purifying device for engine | Shinya Hirota, Toshiaki Tanaka | 1999-08-10 |
| 5884476 | Exhaust gas purifying device for engine | Shinya Hirota, Kazuya Kibe | 1999-03-23 |
| 5850735 | Method for purifying exhaust gas of an internal combustion engine | Yasushi Araki, Toshiaki Tanaka | 1998-12-22 |
| 5839275 | Fuel injection control device for a direct injection type engine | Shinya Hirota, Kazuya Kibe, Satoshi Iguchi, Toshiaki Tanaka | 1998-11-24 |
| 5443803 | Catalyst for purifying exhaust gas | Shinichi Takeshima, Kazuhiko Sekizawa, Senshi Kasahara | 1995-08-22 |