Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6926598 | Grinding wheel | Naoki Toge | 2005-08-09 |
| 6909687 | Optical pickup with a diffraction element consist of six regions providing spatial variation corresponding to a focas state | Kazushi Mori, Atsushi Tajiri, Toyozo Nishida, Yasuhiro Ueda, Masayuki Shono +1 more | 2005-06-21 |