Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6846694 | Semiconductor device with built-in light receiving element, production method thereof, and optical pickup incorporating the same | Toshihiko Fukushima, Kazuhiro Natsuaki, Yuji Asano, Morio Katou | 2005-01-25 |