Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6941572 | Optical information recording medium and optical information recording/reproduction apparatus | Hideki Aikoh | 2005-09-06 |
| 6882803 | Method of and apparatus for determining developer level in an image forming apparatus and toner cartridge | Kenichi Ashida | 2005-04-19 |
| 6865743 | Optical head and method of manufacturing the same | Hideki Nakata, Hironori Tomita, Hideki Aikoh, Kenichi Miyamori | 2005-03-08 |