Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7181298 | Information converting method, information converting apparatus and information reproducing apparatus | Junichi Yoshio, Tetsuya Tenma, Yukiyoshi Haraguchi | 2007-02-20 |
| 7024102 | Image data reproducing method, image data reproducing apparatus, image data recording method and image data recording apparatus | Gen Inoshita, Keizo Sugita | 2006-04-04 |
| 6034942 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Junichi Yoshio, Takao Sawabe, Ryuichiro Yoshimura, Yoshiaki Moriyama, Kaoru Yamamoto +1 more | 2000-03-07 |
| 5936925 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Junichi Yoshio, Takao Sawabe, Ryuichiro Yoshimura, Yoshiaki Moriyama, Kaoru Yamamoto +1 more | 1999-08-10 |
| 5623505 | Apparatus for detecting presence of information data for use in recording medium playing apparatus | Takashi Morimae, Ken Masui | 1997-04-22 |
| 5587986 | On-track detecting circuit for use in tracking servo apparatus | — | 1996-12-24 |
| 5532992 | Recording and reproducing method for writable type disk driving apparatus | — | 1996-07-02 |
| 5392270 | Information recording reproducing apparatus using data conversion to provide for accurate reproduction of high density recording using an optical recording medium | Shinichi Okada | 1995-02-21 |
| 5327124 | Method of secondary modulation of a train of recorded data | — | 1994-07-05 |
| 4845571 | Programmed reproduction system for still picture recording/reproduction device | Hiroyuki Hirano | 1989-07-04 |