Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6854310 | Device for correcting circumferential length of metal ring | Yuji Narusaki, Tomotsugu Takahashi, Takehisa Kimura, Masao Nitta, Yoshiharu Watabe | 2005-02-15 |
| 6843090 | Rolling device for ring | Hideshi Sato, Yoriyuki Watanabe | 2005-01-18 |