Issued Patents All Time
Showing 76–100 of 105 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6076184 | Information recording method, reproducing method, and reproducing apparatus | Yutaka Nagai, Masafumi Nakamura, Masayuki Hirabayashi | 2000-06-13 |
| 6061312 | Disk reproducing apparatus controlling read signal from a disk by using demodulated identifying signal and stored identifying signal in a memory | Izumi Kimura, Munehiro Nishioka, Hiroshi Tadokoro | 2000-05-09 |
| 6009237 | Optical disk and optical disk reproduction apparatus | Masayuki Hirabayashi, Hideaki Suzuki, Masafumi Nakamura, Yutaka Nagai | 1999-12-28 |
| 6002834 | Optical disk having table relating sector address and time and optical disk reproducing apparatus | Masayuki Hirabayashi, Hideaki Suzuki, Masafumi Nakamura, Yutaka Nagai | 1999-12-14 |
| 5991260 | Disk cartridge and disk device using the same | Kiyoshi Kano, Yasuo Ohtsuka, Mikio Shiraishi, Masafumi Nakamura, Masayuki Inoue +2 more | 1999-11-23 |
| 5987066 | Digital data transmitting method | Tadashi Kojima, Koichi Hirayama, Hisashi Yamada, Yoshiaki Moriyama, Fumihiko Yokogawa +4 more | 1999-11-16 |
| 5983387 | Information recording method, reproducing method, and reproducing apparatus | Yutaka Nagai, Masafumi Nakamura, Masayuki Hirabayashi | 1999-11-09 |
| 5974581 | Information recording method, reproducing method, and reproducing apparatus | Yutaka Nagai, Masafumi Nakamura, Masayuki Hirabayashi | 1999-10-26 |
| 5966721 | Digital signal recording method and disk reproducing apparatus | Hiroshi Hirayama, Osamu Kawamae, Masayuki Hirabayashi, Yutaka Nagai | 1999-10-12 |
| 5956193 | Information signal recording and playback method and apparatus therefor | Seiichi Saito, Masafumi Nakamura, Junji Shiokawa, Osamu Kawamae | 1999-09-21 |
| 5920579 | Digital signal reproduction apparatus | Yutaka Nagai, Shuichi Sagano, Taku Hoshizawa, Osamu Kawamae | 1999-07-06 |
| 5917857 | Digital modulation apparatus, a digital modulation method, and a recording medium therefor | Shin-ichi Tanaka, Toshiyuki Shimada, Tadashi Kojima, Koichi Hirayama, Yoshiaki Moriyama +2 more | 1999-06-29 |
| 5777966 | Recording and reproducing system and equalizing method for use in it | Nobutaka Amada, Takao Arai | 1998-07-07 |
| 5768298 | Information recording method, reproducing method and reproducing apparatus | Yutaka Nagai, Masafumi Nakamura, Masayuki Hirabayashi | 1998-06-16 |
| 5740144 | Disk reproducing apparatus | Izumi Kimura, Munehiro Nishioka, Hiroshi Tadokoro | 1998-04-14 |
| 5706385 | Rotary head type magnetic recording and reproducing apparatus | Hideaki Suzuki, Susumu Yoshida, Nobutaka Amada, Takao Arai | 1998-01-06 |
| 5650989 | Reproducing system and equalizing method for use in it | Nobutaka Amada, Takao Arai | 1997-07-22 |
| 5615194 | Disk reproducing apparatus and method for reproducing an audio signal and a subcode at N times normal speed from a disk | Izumi Kimura, Munehiro Nishioka, Hiroshi Tadokoro | 1997-03-25 |
| 5602816 | Recording and reproducing system and equalizing method for use in it | Nobutaka Amada, Takao Arai | 1997-02-11 |
| 5589995 | Header information of information signal recording and reproducing method and apparatus therefor | Seiichi Saito, Masafumi Nakamura, Junji Shiokawa, Osamu Kawamae | 1996-12-31 |
| 5574710 | Disc reproducing apparatus | Izumi Kimura | 1996-11-12 |
| 5528574 | Disk reproducing apparatus capable of increasing speed of access to disks recorded at constant linear velocity | Shigeki Inoue, Akio Fukushima, Takao Arai, Yutaka Nagai | 1996-06-18 |
| 5442612 | Digital signal reproduction devices, integrated circuits for use therewith, and digital signal reproduction methods | Shinichi Obata, Izumi Kimura, Osamu Kawamae, Hiroshi Tadokoro, Yutaka Nagai | 1995-08-15 |
| 5414567 | Magnetic recording and reproducing device | Nobutaka Amada, Akira Abeta, Takao Arai, Kouei Usuda | 1995-05-09 |
| 5388009 | PCM signal recording method and apparatus capable of adding index code to PCM signal recorded at different transmission rates | Yutaka Nagai, Takao Arai, Hiroo Okamoto, Takaharu Noguchi, Shigeyuki Itoh | 1995-02-07 |