Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694386 | Interpolating gain amplifier for information reproducing apparatus | Hiroshige Hirajima | 1997-12-02 |
| 5673046 | Analog-to-digital conversion circuit for use in information reproduction apparatuses | Hiroshige Hirajima, Tsuneo Fujiwara | 1997-09-30 |
| 5638350 | Multibeam recording/reproducing apparatus in which direction of movement of plurality of light beams is determined based on order in which each of light beams crosses track | — | 1997-06-10 |
| 5617400 | Magneto-optical recording and reproducing apparatus with layer aperture control | — | 1997-04-01 |
| 5604725 | Information recording method and collector and distributor for recording information | — | 1997-02-18 |