Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6411238 | Digital to analog converter with step voltage generator for smoothing analog output | Yukio Koyanagi | 2002-06-25 |
| 6392398 | Sampling function generator | Kouichi Wada | 2002-05-21 |