Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4571519 | Sezawa surface acoustic wave device using a piezoelectric layer over a nitride layer on a substrate | Akira Kawabata, Tadashi Shiosaki, Satoru Fujishima, Hideharu Ieki | 1986-02-18 |
| 4490696 | Crossed waveguide type polarization separator | Osami Ishida, Yoji Isoda | 1984-12-25 |
| 4358770 | Multiple frequency antenna feed system | Toshio Satoh, Motoo Mizusawa | 1982-11-09 |
| 4345255 | Antenna feed system | Keigo Komuro, Matsuichi Yamada, Katsuhiko Aoki, Yoshihiko Yoshikawa, Fumio Itoh +1 more | 1982-08-17 |