Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5777499 | Digital frequency control circuit phase control circuit and PLL circuit | — | 1998-07-07 |
| 5670894 | Semiconductor device having output signal control circuit | Tetsu Tanizawa | 1997-09-23 |