Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8033273 | Plasma ignition system | Hideyuki Kato, Masamichi Shibata | 2011-10-11 |
| 7948158 | Plasma ignition system with recess porton in the center electrode | Hideyuki Kato | 2011-05-24 |
| 7661401 | Laser type engine ignition device | Yukinobu Anezaki, Kenji Kanehara, Aki Abe, Takunori Taira | 2010-02-16 |
| 7267116 | Spark plug and ignition apparatus using same | Tetsuya Miwa, Keiji Kanao, Shinichi Okabe | 2007-09-11 |
| 7086363 | Spark plug and ignition apparatus using same | Tetsuya Miwa, Keiji Kanao, Shinichi Okabe | 2006-08-08 |
| 6734677 | Device and method for detecting engine combustion condition | Makoto Toriyama, Hiroshi Yorita | 2004-05-11 |
| 6675785 | Ignition device for an internal combustion engine | Tetsuya Miwa, Atsuya Mizutani, Takeo Maekawa, Hiromi Hiramatsu | 2004-01-13 |
| 6653840 | Ion current detecting device for internal combustion engine | Hiroshi Yorita, Masatoshi Ikeda, Makoto Toriyama | 2003-11-25 |
| 6401691 | Fuel supply system for relieving fuel pressure pulsations and designing method thereof | Takanobu Kawano, Katsuyuki Tanaka, Kenji Kanehara, Yoshihiro Nakase, Masaki Takeyama +3 more | 2002-06-11 |
| 6397827 | Spark ignition device for direct injection-type engines | Takehiko Kato, Hiroshi Yorita, Shinichi Okabe, Tatsushi Nakashima, Tetsuya Miwa | 2002-06-04 |
| 6265814 | Spark plug having a bypass electrode extending along a bypass path between center and ground electrode | Takehiko Kato, Tokio Kohama, Hiroshi Yorita, Masaki Takeyama, Masatoshi Ikeda | 2001-07-24 |
| 6104195 | Apparatus for detecting a condition of burning in an internal combustion engine | Tokio Kohama, Hiroshi Yorita, Yasuyuki Satou, Masao Kano, Toshiaki Yamaura | 2000-08-15 |
| 6020742 | Combustion monitoring apparatus for internal combustion engine | Masao Kano, Tokio Kohama, Hiroshi Yorita, Yasuyuki Satou | 2000-02-01 |
| 5925819 | Combustion monitoring apparatus for internal combustion engine | Tokio Kohama, Hiroshi Yorita, Yasuyuki Satou, Masao Kano | 1999-07-20 |
| 5915364 | Canister for use in evaporative emission control system for automotive vehicle | Naoya Katou, Hideaki Itakura, Tokio Kohama, Katsuo Azegami, Kazuto Maeda +1 more | 1999-06-29 |
| 5914457 | Activated charcoal canister | Hideaki Itakura, Naoya Kato, Tokio Kohama, Kazuto Maeda | 1999-06-22 |
| 5884612 | Gas ventilation system for internal combustion engine | Masaki Takeyama, Masahiro Takigawa, Taiyo Kawai, Akira Ii | 1999-03-23 |
| 5873242 | Apparatus for purifying exhaust gas | Shingo Morishima, Jun Yamada, Kenji Kanehara | 1999-02-23 |
| 5852274 | Electrically heatable catalytic converter | Kiyohiko Watanabe, Akihiro Izawa, Osamu Fujishiro | 1998-12-22 |
| 5797263 | Exhaust emission control apparatus | Shingo Morishima, Jun Yamada, Kenji Kanehara | 1998-08-25 |
| 5791043 | Process of producing metal catalyst carrier | Shinichi Okabe, Tokio Kohama, Kiyohiko Watanabe, Yasuyuki Kawabe | 1998-08-11 |
| 5744104 | Electrically heated catalytic converter for an engine | Kazuhiro Sakurai, Koji Shimoji, Kiyohiko Watanabe | 1998-04-28 |
| 5701736 | Apparatus for purifying exhaust gas | Shingo Morishima, Jun Yamada, Kenji Kanehara | 1997-12-30 |
| 5692480 | Evaporative emission control system for automotive vehicle | Naoya Kato, Hideaki Itakura, Tokio Kohama, Katuo Azegami | 1997-12-02 |
| 5678403 | Adsorption apparatus for unburnt hydrocarbons for internal combustion engine | Kenji Kanehara, Jun Yamada, Shingo Morishima | 1997-10-21 |