Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7005310 | Manufacturing method of solid-state image sensing device | Kenji Hanada, Masaki Nakanishi, Tomoo Matsuzawa, Koji Shida | 2006-02-28 |
| 6946306 | Method of manufacturing a semiconductor device and a fabrication apparatus for a semiconductor device | Akio Ishizu, Shiro Oba, Yoshihiko Kobayashi, Tsutomu Ida, Shigeru Haga +4 more | 2005-09-20 |
| 6852553 | Semiconductor device fabrication method and semiconductor device fabrication apparatus | Akio Ishizu, Shiro Oba, Yoshihiko Kobayashi, Tsutomu Ida, Shigeru Haga +4 more | 2005-02-08 |
| 6640768 | Lubrication system for direct injected engine | Takao Nagai, Noriyoshi Hiraoka | 2003-11-04 |
| 6536385 | Piston ring | — | 2003-03-25 |
| 6318331 | Lubrication system for direct injected engine | Noriyoshi Hiraoka | 2001-11-20 |
| 6131503 | Piston ring assembly | — | 2000-10-17 |
| 5513608 | Two cycle engine lubricating system | Tomohiro Kanamaru | 1996-05-07 |
| 5138984 | Cylinder injection type two cycle engine | — | 1992-08-18 |
| 5067453 | Piston of two-cycle engine | — | 1991-11-26 |
| 5050446 | Vibration and torsional damping coupling for a power transmission | Hiroaki Fujimoto, Masaki Okazaki | 1991-09-24 |
| 4857023 | Cooling water drainage system for marine propulsion engine | — | 1989-08-15 |
| 4485957 | Wire bonder | Tatsuo Sugimoto, Seiji Shigyo, Yuichi Komaba | 1984-12-04 |