Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5825817 | Radio wave measuring apparatus for digital communication system | Takanori Tanaka, Yasuhiko Shimura | 1998-10-20 |
| 5808493 | Rational frequency division device and frequency synthesizer using the same | Norihiro Akiyama, Hatsuo Motoyama | 1998-09-15 |