Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6945848 | Lens shape data processing apparatus and lens grinding machine having the same apparatus | Takahiro Watanabe, Yoshiyuki Hatano, Yasuhito Eto, Toshihiro Iwai, Kenichi Watanabe | 2005-09-20 |