Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664854 | Base band filter including a semiconductor integrated circuit | Satoshi Tanaka, Shigetaka Takagi | 2003-12-16 |
| 6661289 | Voltage-to-current conversion circuit and OTA using the same | Takahide Sato, Sigetaka Takagi, Kazuyuki Wada | 2003-12-09 |