Issued Patents All Time
Showing 476–500 of 552 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6035433 | Data recording/reproducing apparatus corresponding to a plurality of error correcting system and a data recording medium | Tamotsu Yamagami | 2000-03-07 |
| 6009170 | Method for appending a signal with ciphered playback mode information | Yoshitomo Osawa, Akira Kurihara, Isao Kawashima, Shigeyuki Yoneyama | 1999-12-28 |
| 6005839 | Data transmitting method, data recording apparatus, data record medium and data reproducing apparatus | Yoshitomo Osawa, Akira Kurihara, Isao Kawashima, Shozo Masuda, Hideo Owa | 1999-12-21 |
| 5966359 | Data recording/reproducing apparatus and method corresponding to a plurality of data formats, and data recording medium | Tamotsu Yamagami | 1999-10-12 |
| 5966368 | Data recording disk | Shoei Kobayashi, Tamotsu Yamagami | 1999-10-12 |
| 5949746 | Method for reproducing information recorded on an optical recording medium having a pre-formed recording track which is offset along its width to record frame sync signals of the information recorded on the medium | Tamotsu Yamagami, Masanobu Yamamoto | 1999-09-07 |
| 5930367 | Apparatus for recording/reproducing or transmitting/receiving signal data having a portion of an error correction code replaced with other information and methods thereof | Yoshitomo Osawa, Shozo Masuda, Akira Kurihara, Isao Kawashima | 1999-07-27 |
| 5913835 | O-ring test method and apparatus for human body | Takayoshi Naoi, Minoru Ohzeki, Tomoko Ono, Mitsuyoshi Yamamoto | 1999-06-22 |
| 5901127 | Data recording method and apparatus, data record medium and data reproducing method and apparatus | Isao Kawashima, Akira Kurihara, Yoshitomo Osawa, Hideo Owa | 1999-05-04 |
| 5896355 | Data recording/reproducing apparatus corresponding to a plurality of error correcting system and a data recording medium | Tamotsu Yamagami | 1999-04-20 |
| 5886985 | Optical recording medium having a plurality of sectors separated by sync signals | Shoei Kobayashi, Tamotsu Yamagami, Toru Takeda, Hiroshi Ogawa | 1999-03-23 |
| 5878024 | Optical disc, apparatus and method for recording and reproducing data | Shoei Kobayashi, Tamotsu Yamagami, Toru Takeda, Hiroshi Ogawa | 1999-03-02 |
| 5870366 | Method for recording (sending) /reproducing (receiving) data, apparatus thereof, and data recording medium | — | 1999-02-09 |
| 5841749 | Method for recording (sending) /reproducing (receiving) data, apparatus thereof and data recording medium | — | 1998-11-24 |
| 5835461 | Optical disc, apparatus and method for recording and reproducing data | Shoei Kobayashi, Tamotsu Yamagami, Toru Takeda, Hiroshi Ogawa | 1998-11-10 |
| 5835478 | Optical disc having address information for recording and reproducing data at correct positions | Shoei Kobayashi, Tamotsu Yamagami, Toru Takeda, Hiroshi Ogawa | 1998-11-10 |
| 5835509 | Method of and apparatus for recording and reproducing data and transmitting data | Satoshi Otsuka, Tamotsu Yamagami | 1998-11-10 |
| 5831954 | Data recording/reproducing apparatus and method corresponding to a plurality of data formats, and data recording medium | Tamotsu Yamagami | 1998-11-03 |
| 5805564 | Optical disk capable of detecting errors in address area and correcting errors in data area and recording method and apparatus therefor | Shoei Kobayashi, Tamotsu Yamagami | 1998-09-08 |
| 5802174 | Data recording medium | Hideo Owa, Yoshitomo Osawa, Akira Kurihara, Isao Kawashima | 1998-09-01 |
| 5802246 | Data recording method | — | 1998-09-01 |
| 5781518 | Disc recording method wherein a segment is recorded with reference data to control the phase of a data clock | Tamotsu Yamagami, Tetsu Watanabe | 1998-07-14 |
| 5781565 | Data recording/reproducing method, data reproducing apparatus and recording medium | Tamotsu Yamagami, Satoshi Otsuka, Minoru Tobita | 1998-07-14 |
| 5781567 | Digital coding method and apparatus for the correction of burst errors | Satoshi Otsuka, Tamotsu Yamagami | 1998-07-14 |
| 5757752 | Method for recording/reproducing data with a plurality of sector formats on record medium and apparatus thereof | — | 1998-05-26 |