Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5034006 | Suction equipment for medical operation | Yasuyuki Hosoda, Toshio Izumi | 1991-07-23 |
| 4768033 | Callsign display for transceiver | Shigeru Sakai | 1988-08-30 |
| 4716576 | Apparatus for controlling transmitter-receiver | Shigeru Sakai | 1987-12-29 |
| 4654894 | Swimsuit | — | 1987-04-07 |