Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5945953 | Retractable antenna assembly for a portable radio apparatus | Shinichiro Tsuda | 1999-08-31 |
| 5861859 | Antenna assembly and portable radio apparatus | Yoshiki Kanayama, Shinichiro Tsuda, Shinichi Kuroda, Hiroki Ito | 1999-01-19 |
| 5606733 | Portable radio receiver | Yoshiki Kanayama | 1997-02-25 |
| 5371507 | Planar antenna with ring-shaped radiation element of high ring ratio | Shinichi Kuroda, Noboru Ono | 1994-12-06 |
| 5233360 | Matching device for a microstrip antenna | Shinichi Kuroda, Noboru Ono, Koji Maruyama | 1993-08-03 |
| 5121127 | Microstrip antenna | — | 1992-06-09 |
| 5111209 | Satellite-based position determining system | — | 1992-05-05 |