Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851855 | Planar antenna | Katsuya Tsukamoto, Kyozi Masamoto, Yasuhiro Fujii | 1989-07-25 |
| 4829309 | Planar antenna | Katsuya Tsukamoto, Yasuhiro Fujii, Yasumasa Ogawa, Sadaaki Kondo, Kyoji Masamoto +6 more | 1989-05-09 |
| 4728962 | Microwave plane antenna | Toshio Abiko, Kyoji Masamoto, Katsuya Tsukamoto | 1988-03-01 |
| 4399257 | Epoxy resin composition | Masaaki Ohtsu, Masahiro Matsumura | 1983-08-16 |