Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6061338 | Mobile communication system | — | 2000-05-09 |
| 6041081 | CDMA transmitter having a variable gain circuit inserted between a transmitter mixer and a transmitter antenna | Tsutomu Katsuyama | 2000-03-21 |
| 6011980 | Wireless telecommunication equipment | Tomonori Nagano, Tsutomu Katsuyama | 2000-01-04 |