Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7431112 | Hybrid motorcycle | Toshinori Fukudome, Shinji Sasamoto | 2008-10-07 |
| 6164251 | V-shaped plural cylinder two-cycle engine | Seiichi Nishimura | 2000-12-26 |
| 6135083 | Diesel engine for vehicle | Masanori Miyamoto | 2000-10-24 |
| 5829401 | Lubrication system for two-cycle engine | — | 1998-11-03 |
| 5660152 | Exhaust control valve for engine | — | 1997-08-26 |
| 5628288 | Precombustion chamber for diesel engine | — | 1997-05-13 |
| 5623895 | V-type, multi-cylinder, two-cycle engine | Seiichi Nishimura | 1997-04-29 |
| 5617822 | Lubricating system for engine | — | 1997-04-08 |
| 5605119 | Exhaust control valve for engine | Kousei Maebashi, Michihisa Nakamura, Hidenori Suhara | 1997-02-25 |
| 5598813 | Internal combustion engine with exhaust control device | Minoru Iida | 1997-02-04 |
| 5566654 | Precombustion chamber for diesel engine | — | 1996-10-22 |
| 5537958 | Variable compression ratio system for two-cycle engine | Seiichi Nishimura | 1996-07-23 |
| 5511523 | Lubricating system for engine | — | 1996-04-30 |
| 5410993 | Exhaust control valve for engine | Kousei Maebashi, Michihisa Nakamura, Hidenori Suhara | 1995-05-02 |
| 5396867 | Two-cycle engine | Eiichi Ito | 1995-03-14 |
| 5000131 | Exhaust port control valve for two stroke engine | — | 1991-03-19 |
| 4998512 | Exhaust port control system for two stroke engine | Toshikazu Ozawa | 1991-03-12 |
| 4970996 | Two stroke diesel engine | Noritaka Matsuo, Masao Koriyama | 1990-11-20 |
| 4969430 | Lubrication system for two stroke engine | — | 1990-11-13 |
| 4774919 | Combustion chamber importing system for two-cycle diesel engine | Noritaka Matsuo, Minoru Suzuki | 1988-10-04 |