Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4241321 | Electromechanical filter | Yoshihiko Kasai, Takashi Gounji | 1980-12-23 |
YK
Yoshio Katsube
Overall (All Time): #4,126,381 of 4,157,543Top 100%
1
Patents All Time