Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7911910 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Motoyasu Terao, Junko Ushiyama, Keikichi Andoo +4 more | 2011-03-22 |
| 7907491 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Motoyasu Terao, Junko Ushiyama, Keikichi Andoo +4 more | 2011-03-15 |
| 7907490 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Motoyasu Terao, Junko Ushiyama, Keikichi Andoo +4 more | 2011-03-15 |
| 7852727 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Motoyasu Terao, Junko Ushiyama, Keikichi Andoo +4 more | 2010-12-14 |
| 7684301 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Motoyasu Terao, Junko Ushiyama, Keikichi Andoo +4 more | 2010-03-23 |
| 7417933 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Motoyasu Terao, Junko Ushiyama, Keikichi Andoo +4 more | 2008-08-26 |
| 7042823 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Motoyasu Terao, Junko Ushiyama, Keikichi Andoo +4 more | 2006-05-09 |
| 7012871 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Motoyasu Terao, Junko Ushiyama, Keikichi Andoo +4 more | 2006-03-14 |
| 6842415 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Motoyasu Terao, Junko Ushiyama, Keikichi Andoo +4 more | 2005-01-11 |
| 6608806 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Motoyasu Terao, Junko Ushiyama, Keikichi Andoo +4 more | 2003-08-19 |
| 6529467 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Motoyasu Terao, Junko Ushiyama, Keikichi Andoo +4 more | 2003-03-04 |
| 6343056 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Motoyasu Terao, Junko Ushiyama, Keikichi Andoo +4 more | 2002-01-29 |
| 6282611 | Digital information system, digital audio signal processor and signal converter | Nobuo Hamamoto, Minoru Nagata, Katsutaka Kimura, Toshio Sasaki, Hiroshi Kishida +9 more | 2001-08-28 |
| 6236635 | Information recording method and apparatus with suppressed mark edge jitters | Makoto Miyamoto, Tsuyoshi Toda, Motoyasu Terao, Junko Ushiyama, Keikichi Andoo +4 more | 2001-05-22 |
| 5594680 | Noise reduced contactless parallel data transfer device and method thereof | Takeshi Tottori, Kazunari Nakagawa, Nobuo Hamamoto, Takehiro Ohkawa, Yutaka Kinebuti | 1997-01-14 |
| 5086438 | Signal generating and receiving apparatuses based on synchronous transfer mode | Fujio Sugata, Hidefumi Fujiwara | 1992-02-04 |
| 5001409 | Surface metrological apparatus | Sumio Hosaka, Shigeyuki Hosoki, Keiji Takata, Hiroshi Tooyama, Hitoshi Kondou | 1991-03-19 |
| 4949325 | Method and associated apparatus and medium for optical recording and reproducing information | Toshiaki Tsuyoshi, Wasao Takasugi, Seiji Yonezawa, Takashi Takeuchi, Tadashi Saitoh | 1990-08-14 |
| 4872152 | Light spot position control system and method by sampled servo | Toshiaki Tsuyoshi, Wasao Takasugi, Seiji Yonezawa | 1989-10-03 |
| 4866688 | Composite tracking servo system for optical disc apparatus with track offset correction | Seiji Yonezawa, Toshiaki Tsuyoshi, Kazuo Ichino, Yukio Fukui, Takashi Takeuchi +2 more | 1989-09-12 |
| 4847822 | Optical information recording and reproducing apparatus with tracking control by sampling | Wasao Takasugi, Seiji Yonezawa, Toshiaki Tsuyoshi | 1989-07-11 |
| 4785442 | Light spot position control system and method by sampling servo | Seiji Yonezawa, Toshiaki Tsuyoshi, Wasao Takasugi, Takashi Takeuchi | 1988-11-15 |
| 4759628 | Wavelength scanning interferometry and interferometer employing laser diode | Kimio Tatsuno, Yoshito Tsunoda, Keiji Kataoka, Seiji Yonezawa | 1988-07-26 |
| 4748609 | Method and apparatus for composite tracking servo system with track offset correction and rotary optical disc having at least one correction mark for correcting track offset | Seiji Yonezawa, Masaru Ito, Toshiaki Tsuyoshi, Kazuo Ichino, Harushige Nakagaki | 1988-05-31 |
| 4707816 | Method and apparatus for composite wobbled and push-pull tracking servo system | Seiji Yonezawa, Masaru Ito, Toshiaki Tsuyoshi, Kazuo Ichino, Harushige Nakagaki | 1987-11-17 |