Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9776453 | Tightening device and tightening method | Katsuhiro Fujimoto, Toshihiko Kushida, Tatsuo Hirai, Tatsuo Nakahata, Manabu Saito +1 more | 2017-10-03 |
| 9645026 | Tightening device | Katsuhiro Fujimoto, Toshihiko Kushida, Tatsuo Hirai, Tatsuo Nakahata, Manabu Saito +1 more | 2017-05-09 |
| 8978520 | Tightening machine having socket unit | Akihiro Yoshimachi | 2015-03-17 |
| D639629 | Bolt or nut tightening device | Kenichi Tachiiri | 2011-06-14 |
| D609989 | Bolt or nut tightening device | — | 2010-02-16 |
| D586640 | Bolt or nut tightening device | Shozo Matsumura, Takayoshi Obatake | 2009-02-17 |
| D569207 | Bolt and nut tightening device | Toshihiko Kushida, Katsuhiro Fujimoto | 2008-05-20 |
| 7135791 | Electric tightening device | Toshihiko Kushida | 2006-11-14 |
| 7011000 | Bolt or nut tightening device having reaction force receiving member | Toshihiko Kushida | 2006-03-14 |