Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661745 | Optical reproducing and recording method, recording medium, and optical device | Nobufumi Atoda, Hiroshi Fuji, Hiroyuki Katayama, Kenji Ohta | 2003-12-09 |
| 6542455 | Optical probe array head device | Masashi Kuwahara, Takashi Nakano, Nobufumi Atoda | 2003-04-01 |