Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684922 | Encoding and decoding apparatus causing no deterioration of sound quality even when sine-wave signal is encoded | Shuichi Kawama | 1997-11-04 |
HM
Harumitsu Miyakawa
Overall (All Time): #3,728,771 of 4,157,543Top 90%
1
Patents All Time