Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5408691 | Radio transmitter apparatus which optimizes load impedance to maximize output transmitter efficiency while preserving minimum battery power output | — | 1995-04-18 |
| 5334945 | Power control circuit | Satoshi Yokoya | 1994-08-02 |
| 5175875 | Radio communication apparatus with programmable signal modulation | Satoshi Yokoya, Takayuki Inoue, Noboru Someno | 1992-12-29 |
| 5036301 | Filter apparatus | Satoshi Yokoya, Kotaro Takagi | 1991-07-30 |
| 5029236 | Radiotelephone apparatus | Hiroshi Yasuda, Satoshi Yokoya, Akira Todo | 1991-07-02 |
| 5020138 | Radio communication apparatus having cooling means | Hiroshi Yasuda, Satoshi Yokoya | 1991-05-28 |