Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9664223 | Seizure prevention bolt | Satoshi Konagaya, Kazuhiro Koga | 2017-05-30 |
| 9022710 | Anti-seizing nut | Satoshi Konagaya, Sadayoshi Hasegawa, Satoshi Iida | 2015-05-05 |
| 7160073 | Tapping screw | Hiromichi Mizuno, Mitsuru Kozawa | 2007-01-09 |