Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4539669 | Front-loading record player | Tsutomu Miyakawa, Junji Yamane, Tomoyoshi Arai, Haruhiko Tanaka, Yuji Morita +1 more | 1985-09-03 |
MT
Masahiro Takagi
Overall (All Time): #4,021,062 of 4,157,543Top 100%
1
Patents All Time