Issued Patents All Time
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4281295 | Noise reducing apparatus | Tetsuo Shimizu, Kenichi Sato, Takehiko Asano | 1981-07-28 |
| 4210781 | Sound synthesizing apparatus | Kenichi Sato, Youji Sugiura | 1980-07-01 |
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4281295 | Noise reducing apparatus | Tetsuo Shimizu, Kenichi Sato, Takehiko Asano | 1981-07-28 |
| 4210781 | Sound synthesizing apparatus | Kenichi Sato, Youji Sugiura | 1980-07-01 |