Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363007 | Noise reduction system having series connected low and high frequency emphasis and de-emphasis filters | Yutaka Haramoto, Yukinobu Ishigaki, Kaoru Totsuka | 1982-12-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363007 | Noise reduction system having series connected low and high frequency emphasis and de-emphasis filters | Yutaka Haramoto, Yukinobu Ishigaki, Kaoru Totsuka | 1982-12-07 |