Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8544305 | Conveying jig, method of manufacturing conveying jig, and method of heat-treating metal rings using conveying jig | Yoshiharu Watabe, Tetsuo Suzuki, Masaomi Saruyama, Masashi Takagaki | 2013-10-01 |
| 7413496 | Method and device for polishing endless belt metal rings for continuously variable transmission | Takeshi Yoshimura, Yoshiyuki Minowa, Tsutomu Maruyama, Yasuo Watanabe, Yoshiharu Watabe +4 more | 2008-08-19 |
| 7328597 | Circumferential length correcting method and apparatus for metal ring | Yoshiharu Watabe, Toru Yagasaki, Hideaki Aoyama | 2008-02-12 |