Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6781557 | Antenna formed from a plurality of stacked bases | Takao Yokoshima, Shiro Sugimura | 2004-08-24 |
| 6597315 | Antenna | Takao Yokoshima, Hideki Kobayashi, Shiro Sugimura, Toshiyuki Chiba | 2003-07-22 |