Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6789993 | Fastener for clamping members having a certain spacing from each other while maintaining the certain spacing therebetween | Shuji Ito, Mitsushige Gotou | 2004-09-14 |
| 6779957 | Bolt, method of fastening members with the use of the bolt, and method of releasing fastening | Hiromichi Mizuno, Shuji Ito, Masafumi Takahashi, Kenji Inagaki, Masahito Yabuoshi | 2004-08-24 |
| 6257038 | Method of manufacturing a columnar material | Takashi Asakura, Masafumi Takahashi | 2001-07-10 |
| 5174704 | Bolt head and socket for the same | Hiroshi Kazino | 1992-12-29 |