Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5722165 | Method of producing a cast wheel | Isao Tanaka, Saburo Maruyama, Kishiro Abe | 1998-03-03 |
| 5123148 | Apparatus for feeding and installing hinge pins for motor vehicles doors | Yuzi Ikeda, Shigeo Kaibuki, Shinpei Watanabe, Hiroshi Moriya, Mitsugu Takahashi +2 more | 1992-06-23 |
| 4821388 | Method for processing a nut seat on a wheel | Tsunemasa Okumura | 1989-04-18 |
| 4659628 | Method of presubstrate treatment for painting utilizing a gas soft nitriding | Teruoki Watanabe, Yahiko Nakamura, Akio Hidaka, Hiroyoshi Nozaki | 1987-04-21 |
| 4395025 | Method and apparatus for the continuous furnace brazing and gas soft-nitriding treatments of iron articles | Teruoki Watanabe, Tadao Kanno, Akio Hidaka | 1983-07-26 |
| 4342605 | Gas soft-nitriding method | Teruoki Watanabe | 1982-08-03 |
| 4294630 | Method and apparatus for the continuous furnace brazing and soft-nitriding treatments of iron articles | Teruoki Watanabe, Tadao Kanno, Akio Hidaka | 1981-10-13 |