Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807217 | Multi-channel stereo reproducing apparatus | — | 1989-02-21 |
| 4736426 | Graphic balancer | Tsutomu Kinoshita, Masahiro Ohtsu | 1988-04-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807217 | Multi-channel stereo reproducing apparatus | — | 1989-02-21 |
| 4736426 | Graphic balancer | Tsutomu Kinoshita, Masahiro Ohtsu | 1988-04-05 |