Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7836794 | Bolt fastening method and bolt fastening device | Kazuaki Sato, Yasunori Sakurabayashi, Hiroshi Teranishi, Atsuo Tanaka | 2010-11-23 |
| 4250708 | Exhaust double pipe of an internal combustion engine | Toshio Tanahashi | 1981-02-17 |
| 4214444 | Exhaust manifold for an internal combustion engine | Kenichi Nakano | 1980-07-29 |
| 4185463 | Exhaust double pipe of an internal combustion engine | Toshio Tanahashi | 1980-01-29 |