Issued Patents All Time
Showing 126–150 of 178 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6232035 | Information recording medium and information memory apparatus | Akemi Hirotsune, Yasushi Miyauchi | 2001-05-15 |
| 6200673 | Magneto-optical recording medium | Harukazu Miyamoto, Toshio Niihara, Norio Ohta, Masaaki Kurebayashi | 2001-03-13 |
| 6177169 | Optical information recording medium | Hiroki Yamamoto, Takashi Naito, Takashi Namekawa, Yasutaka Suzuki, Ken Takahashi +1 more | 2001-01-23 |
| 6132932 | Information recording medium and information recording and reproducing apparatus using the same | Makoto Miyamoto, Yukio Fukui, Nobuhiro Tokushuku, Keikichi Andoo, Tetsuya Nishida +3 more | 2000-10-17 |
| 6111850 | Optical recording method for recording dummy data at leading and trailing sides of user data | Yasushi Miyauchi, Akemi Hirotsune, Hiroyuki Minemura, Harukazu Miyamoto | 2000-08-29 |
| 6075765 | Information recording and reproducing apparatus, a cartridge for use in the same, and an information recording and reproducing system having the apparatus | Yasushi Miyauchi, Hiroyuki Kimura | 2000-06-13 |
| 6064644 | Optical recording medium having particular arrangement of prepits and manufacturing method thereof | Harukazu Miyamoto, Hirofumi Sukeda, Hiroyuki Minemura, Tetsuo Andou | 2000-05-16 |
| 5985401 | Optical information recording medium | Hiroki Yamamoto, Takashi Naito, Takashi Namekawa, Yasutaka Suzuki, Ken Takahashi +1 more | 1999-11-16 |
| 5982738 | Optical recording medium having at least wobbled synchronous information shared between tracks | Harukazu Miyamoto, Hirofumi Sukeda, Hiroyuki Minemura, Tetsuo Andou | 1999-11-09 |
| 5974023 | Information recording medium, information recording method and information recording apparatus | Yasushi Miyauchi, Akemi Hirotsune, Hiroyuki Minemura, Harukazu Miyamoto | 1999-10-26 |
| 5958649 | Information recording medium and information memory apparatus | Akemi Hirotsune, Yasushi Miyauchi | 1999-09-28 |
| 5912104 | Information recording medium | Akemi Hirotsune, Yasushi Miyauchi | 1999-06-15 |
| 5898663 | Optical recording medium with address information prepit for the same track at opposite boundaries of the same track | Harukazu Miyamoto, Hirofumi Sukeda, Hiroyuki Minemura, Tetsuo Andou | 1999-04-27 |
| 5882759 | Information recording medium and information memory storage | Akemi Hirotsune, Yasushi Miyauchi, Makoto Miyamoto | 1999-03-16 |
| 5878021 | Information recording medium, information recording method and information recording apparatus | Yasushi Miyauchi, Akemi Hirotsune, Hiroyuki Minemura, Harukazu Miyamoto | 1999-03-02 |
| 5846625 | Optical recording medium and information processing apparatus used therefor | Tetsuya Nishida, Yasushi Miyauchi, Akemi Hirotsune | 1998-12-08 |
| 5709978 | Supperresolution readout thin film and information recording medium | Akemi Hirotsune, Yasushi Miyauchi | 1998-01-20 |
| 5703867 | Optical recording medium having a dummy area at leading and/or trailing positions of recording area | Yasushi Miyauchi, Akemi Hirotsune, Hiroyuki Minemura, Harukazu Miyamoto | 1997-12-30 |
| 5614938 | Three-dimensional recording and reproducing apparatus | Hisataka Sugiyama, Takeshi Maeda, Kiyoshi Matsumoto, Shigenori Okamine, Tetsuya Nishida +1 more | 1997-03-25 |
| 5479382 | Information recording medium comprising recording layer capable of recording under-exposure to recording laser beam | Tetsuya Nishida, Shinkichi Horigome | 1995-12-26 |
| 5420846 | Recording medium having a plurality of nonlinear transmission characteristics | Hisataka Sugiyama, Akira Arimoto, Norio Murase, Kimio Tatsuno, Masahiko Takahashi +2 more | 1995-05-30 |
| 5414451 | Three-dimensional recording and reproducing apparatus | Hisataka Sugiyama, Takeshi Maeda, Kiyoshi Matsumoto, Shigenori Okamine, Tetsuya Nishida +1 more | 1995-05-09 |
| 5404348 | Method for recording and reproducing information using at least two energy beams | Kunikazu Ohnishi, Tesuya Nishida, Hiroshi Yasuoka, Keikichi Ando, Norio Ohta +3 more | 1995-04-04 |
| 5373491 | Wavelength-multiple optical recording medium | Norio Murase, Shigenori Okamine | 1994-12-13 |
| 5368986 | Information recording media, manufacturing method for the same, and information recording method | Keikichi Andoo, Shigenori Okamine, Yasushi Miyauchi, Masahiko Takahashi, Masaaki Futamoto +1 more | 1994-11-29 |