Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10457160 | Power control device for vehicle | Ryoji Kato, Koji Ichikawa, Masashi Takahashi, Kazuyoshi Nakane, Tetsuya Watanabe +1 more | 2019-10-29 |
| 9837692 | Power controlling apparatus | Keisuke Tashiro, Tetsuya Watanabe, Akihito Miyamoto, Ryoji Kato, Chikara Takei | 2017-12-05 |
| 8015799 | Multicylinder internal combustion engine | Yasuki Tamura | 2011-09-13 |
| 7971428 | Exhaust gas purification device for internal combustion engine | Hiroyuki Kimura, Mitsutaka Kojima, Kojiro Okada, Kei Shigahara, Michihiro Hata +3 more | 2011-07-05 |
| 7963105 | Exhaust purification system for internal combustion engine | Yoshio Tagawa, Keisuke Tashiro, Seiji Kikuchi, Takehisa Fujita, Mizuki Anai +2 more | 2011-06-21 |
| 7770696 | Energy recovering system of hydraulic lift device for battery operated industrial trucks | Kensuke Futahashi, Hiroshi Satou, Masataka Kawaguchi, Fujio Eguchi, Toshiyuki Honda +3 more | 2010-08-10 |
| 7770697 | Energy recovering method and system in hydraulic lift device of battery operated industrial trucks | Kensuke Futahashi, Hiroshi Satou, Masataka Kawaguchi, Tomohiro Akaki, Fujio Eguchi +3 more | 2010-08-10 |
| 7730721 | Exhaust gas purification device of internal combustion engine | Hiroyuki Kimura, Mitsutaka Kojima, Kojiro Okada, Kei Shigahara, Michihiro Hata +3 more | 2010-06-08 |
| 7275364 | Exhaust emission control device of internal combustion engine | Yasuki Tamura, Hitoshi Toda | 2007-10-02 |
| 7051689 | Failure diagnostic system for exhaust pressure increasing device | Yasuki Tamura, Hitoshi Toda | 2006-05-30 |
| 7019624 | Forklift | Hajime Muragishi | 2006-03-28 |
| 6976356 | Exhaust gas purifier for use in internal combustion engine | Kojiro Okada, Osamu Nakayama, Yasuki Tamura | 2005-12-20 |
| 6938613 | Internal combustion engine | Yasuki Tamura, Kazuhide Iwasa | 2005-09-06 |
| 6751949 | Exhaust emission control device of internal-combustion engine | Yasuki Tamura | 2004-06-22 |
| 6729123 | Exhaust purification device for intracylindrical injection-type spark-ignition internal combustion engine | Yasuki Tamura | 2004-05-04 |
| 6718756 | Exhaust gas purifier for use in internal combustion engine | Kojiro Okada, Osamu Nakayama, Yasuki Tamura | 2004-04-13 |
| 6672051 | Exhaust emission purifying device for internal combustion engine | Yasuki Tamura, Takuya Okamoto, Osamu Nakayama | 2004-01-06 |
| 6542801 | Power steering system | — | 2003-04-01 |
| 6463734 | Exhaust emission control device of internal combustion engine | Yasuki Tamura, Osamu Nakayama, Tetsuya Watanabe | 2002-10-15 |