Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4713670 | Planar microwave antenna having high antenna gain | Sadahiko Nishimura, Masayuki Matsuo, Toshio Abiko, Hirohumi Ishizaki, Minoru Kanda +2 more | 1987-12-15 |
| 4475107 | Circularly polarized microstrip line antenna | Sadahiko Nishimura | 1984-10-02 |
| 4398199 | Circularly polarized microstrip line antenna | Sadahiko Nishimura | 1983-08-09 |