Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6179582 | Oil pump attachment structure for engine | Takeshi Matsunaga | 2001-01-30 |
| 6101996 | Oil filter fixing structure | Eriya Arita, Kunihiko TSUCHIYA, Katsuya Yamada, Takeshi Matsunaga | 2000-08-15 |
| 5960763 | Oil pan structure for internal combustion engine | — | 1999-10-05 |
| 5852991 | Oil pan assembly for internal combustion engine | Noriomi Okamoto | 1998-12-29 |
| 5319311 | Cable fault location method with discharge delay compensation using multiple pulses with different rates of voltage increase | Takao Kawashima, Masayoshi Arakane, Hitoshi Sugiyama, Tatenori Kano, Yasutaka Fujiwara +1 more | 1994-06-07 |