Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5115883 | Loudspeaker | Hideaki Morikawa, Yasuo Gan, Koushiro Kogure | 1992-05-26 |
TO
Takashi Ooyaba
Overall (All Time): #3,851,146 of 4,157,543Top 95%
1
Patents All Time