Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4328465 | Tone control circuit utilizing variable gain amplifier | Saburo Takaoka, Hiroyuki Hirano | 1982-05-04 |
RH
Ryozi Higashi
Overall (1982): #32,398 of 81,411Top 40%
1
Patents 1982