Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10359090 | Compression coil spring and method for producing same | Kazuya Ikai, Yuichiro Ono, Yoshiki Ono | 2019-07-23 |
| 10350681 | Titanium alloy member and production method therefor | Yoshiki Ono, Yuji Araoka | 2019-07-16 |
| 10151019 | High-strength titanium alloy member and production method for same | Yuji Araoka, Yoshiki Ono | 2018-12-11 |
| 10052677 | Spring forming device and forming method therefor | Keita Takahashi, Yuichiro Ono, Kaoru Nagasawa | 2018-08-21 |
| 9920403 | Magnesium alloy member and production method therefor | Yuji Araoka, Yoshiki Ono | 2018-03-20 |
| 9920399 | Titanium alloy member and production method therefor | Yoshiki Ono, Yuji Araoka | 2018-03-20 |
| 9752636 | Helical compression spring and method for manufacturing same | Yuitirou Ono, Yoshiki Ono, Keita Takahashi | 2017-09-05 |
| 6814043 | Structure of bearing housing of cylinder block | Kenji Harima, Akihiro Katsuya | 2004-11-09 |
| 6432557 | Metal matrix composite and piston using the same | Toshihiro Takehana, Akihiro Katsuya | 2002-08-13 |
| 6311665 | Direct injection engine | Takehiko Yasuoka, Hiroyuki Yamamoto, Hiroyuki Yamashita | 2001-11-06 |
| 5413075 | Gaseous fuel engine and air-fuel ratio control system for the engine | Kiyotaka Mamiya, Katuhiro Yokomizo, Takafumi Teramoto | 1995-05-09 |