Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888811 | Loudspeaker device | — | 1989-12-19 |
MT
Makino Takashi
Overall (All Time): #3,943,964 of 4,157,543Top 95%
1
Patents All Time