Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6842415 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more | 2005-01-11 |
| 6809908 | Light induction type thin film magnetic head | Kenchi Ito, Hiroaki Nemoto, Tomohiro Okada | 2004-10-26 |
| 6778471 | Magnetic recording device | Kazuetsu Yoshida, Hiroaki Nemoto | 2004-08-17 |
| 6683823 | Method for reproducing information on a recording medium | Hiroaki Nemoto, Hirofumi Sukeda, Masahiko Takahashi, Kimio Nakamura, Yohji Maruyama +2 more | 2004-01-27 |
| 6678220 | Information recording apparatus | — | 2004-01-13 |
| 6614737 | Optical reproduction method and optical information device | Harukazu Miyamoto, Seiji Yonezawa | 2003-09-02 |
| 6608806 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more | 2003-08-19 |
| 6560168 | Information recording/reproducing device | Hiroaki Nemoto, Hirofumi Sukeda, Masahiko Takahashi, Kimio Nakamura, Yohji Maruyama +2 more | 2003-05-06 |
| 6545954 | Optical disk device using a recording medium structurally arranged to generate a recording clock | Hirofumi Sukeda | 2003-04-08 |
| 6529467 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more | 2003-03-04 |
| 6529466 | Information recording apparatus | Hirofumi Sukeda, Takehiko Yorozu | 2003-03-04 |
| 6512726 | Information recording apparatus | Hirofumi Sukeda, Takehiko Yorozu | 2003-01-28 |
| 6442120 | Optical reproduction method and optical information device | Harukazu Miyamoto, Seiji Yonezawa | 2002-08-27 |
| 6430132 | Information recording apparatus | Hirofumi Sukeda, Takehiko Yorozu | 2002-08-06 |
| 6414912 | Optical disk device using a recording medium structurally arranged to generate a recording clock | Hirofumi Sukeda | 2002-07-02 |
| 6404716 | Information recording apparatus | Hirofumi Sukeda, Takehiko Yorozu | 2002-06-11 |
| 6343056 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more | 2002-01-29 |
| 6288981 | Magneto-optical recording device using magneto-resistive head | Kazuetsu Yoshida, Hiroaki Nemoto | 2001-09-11 |
| 6256277 | Information recording apparatus having controlled recording energy generation circuit | Hirofumi Sukeda | 2001-07-03 |
| 6236635 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more | 2001-05-22 |
| 6205098 | Optical reproduction method and optical information apparatus | Harukazu Miyamoto, Seiji Yonezawa | 2001-03-20 |
| 6188658 | Information recording apparatus | Hirofumi Sukeda, Takehiko Yorozu | 2001-02-13 |
| 6125084 | Optical disk device using a recording medium structurally arranged to generate a recording clock | Hirofumi Sukeda | 2000-09-26 |
| 6104734 | Solid state laser apparatus | Tadao Ino, Hirofumi Sukeda, Hiroshi Toyama, Tsuyoshi Miyai | 2000-08-15 |
| 6104685 | Information recording apparatus | Hirofumi Sukeda, Takehiko Yorozu | 2000-08-15 |