Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6677788 | Semiconductor integrated circuit | Hirokazu Miyagawa, Katsumi Yamamoto, Tatsuji Matsuura | 2004-01-13 |
| 5614860 | Voltage-controlled filter circuit, a semiconductor integrated circuit device for signal processing, and a signal reading apparatus using the circuit and the apparatus | Takashi Nara, Hitoshi Watanabe | 1997-03-25 |