Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4658405 | Radio communication system | Isao Nakazawa | 1987-04-14 |
| 4584692 | Data transmitting-receiving system | Isao Nakazawa | 1986-04-22 |
HY
Hiroyuki Yazuka
Overall (All Time): #2,342,190 of 4,157,543Top 60%
2
Patents All Time