Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673211 | Digital data reproducing apparatus | Hideki Hayashi | 1997-09-30 |
| 5663945 | Digital phase locked loop with a digital voltage controlled oscillator in a recording information reproducing apparatus | Hideki Hayashi | 1997-09-02 |