Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11865640 | Concentric cylindrical member pair welding method and welding device thereof | Noritsugu Kato, Yuki Kato, Tsuyoshi Hayakawa | 2024-01-09 |
| 11560613 | Martensitic stainless steel | Mirai Sakamoto, Yoshihiro Tanimura, Noritsugu Kato, Yuki Kato | 2023-01-24 |
| 7500455 | Valve timing control apparatus | Akira Shimadu, Eiji Isobe, Takayuki Inohara | 2009-03-10 |
| 7059286 | Valve timing control apparatus for internal combustion engine | Yasushi Morii | 2006-06-13 |
| 6935291 | Variable valve timing controller | Yasushi Morii, Tadao Ikihara | 2005-08-30 |
| 6779499 | Variable valve timing apparatus | Akihiko Takenaka, Hirohiko Yamada | 2004-08-24 |
| 6739298 | Valve timing adjusting apparatus | Masaomi Inoue | 2004-05-25 |
| 6634329 | Apparatus for controlling valve timing of engine | Hirohiko Yamada | 2003-10-21 |