Issued Patents All Time
Showing 1–2 of 2 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 |
| 6828644 | Semiconductor device with reduced parasitic capacitance between impurity diffusion regions | Yuji Asano, Morio Katou, Toshihiko Fukushima, Kazuhiro Natsuaki | 2004-12-07 |