Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5403167 | Structure of liquefield hydrogen pump | Kazumitsu Kobayashi, Kimitaka Yamane | 1995-04-04 |
| 5383647 | Gas-injection valve for internal combustion engine | Rainer Werner Jorach, Klaus Binder | 1995-01-24 |
| 5007381 | Method to decrease black smoke of diesel | Toshiaki Kakegawa | 1991-04-16 |
| 4957420 | Vane pump with guide means for regulating movement of vane | — | 1990-09-18 |
| 4452464 | Oil ring | — | 1984-06-05 |