Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5077718 | Optical information processing method and apparatus in which malfunctioning during tracking servo pull-in is prevented | — | 1991-12-31 |
| 4982393 | Information recording and/or reproducing apparatus provided with means for detecting abnormality of tracking servo | Shigeto Kanda, Eiji Yamaguchi | 1991-01-01 |
| 4888753 | Information recording medium capable of accurately detecting the recording and reproduction starting positions and an information recording-reproducing method and apparatus therefor | Masahiko Enari, Akio Aoki, Hiroshi Matsuoka, Kazuo Minoura | 1989-12-19 |
| 4870633 | Apparatus for reproducing information recorded on a recording medium | Akio Aoki, Kazuo Minoura | 1989-09-26 |
| 4832049 | Apparatus for detecting abnormality of the spinal column | Masahiro Watabe | 1989-05-23 |
| 4600012 | Apparatus for detecting abnormality in spinal column | Yoshimi Kohayakawa | 1986-07-15 |