TY

Tamotsu Yamagami

SO Sony: 82 patents #180 of 25,231Top 1%
Philips: 11 patents #322 of 7,731Top 5%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
TK Tadamitsu Kishimoto: 2 patents #3 of 20Top 15%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #20,201 of 4,157,543Top 1%
85
Patents All Time

Issued Patents All Time

Showing 26–50 of 85 patents

Patent #TitleCo-InventorsDate
6256282 Optical recording medium and recording method thereof Toru Takeda, Shoei Kobayashi, Koichiro Ogihara 2001-07-03
6256276 Disk recording and reproducing apparatus and method for use in a rewritable type disk Shoei Kobayashi, Toru Takeda, Shozo Masuda 2001-07-03
6215750 Data recording/reproducing apparatus and method corresponding to a plurality of data formats, and data recording medium Yoichiro Sako 2001-04-10
6147945 Recording/reproducing apparatus and method Shoei Kobayashi, Toru Takeda 2000-11-14
6118754 Data recording/reproducing apparatus and method corresponding to a plurality of data formats, and data recording medium Yoichiro Sako 2000-09-12
6064639 High speed data recording and/or reproducing method and apparatus with increased data sector access speed Yoichiro Sako, Shoei Kobayashi 2000-05-16
6034235 Growth inhibitor for leukemia cell comprising antisense oligonucleotide derivative to wilms tumor gene (WT1) Haruo Sugiyama, Kazushi Inoue 2000-03-07
6035433 Data recording/reproducing apparatus corresponding to a plurality of error correcting system and a data recording medium Yoichiro Sako 2000-03-07
6018507 Method of and apparatus for recording data on land/groove track on optical recording medium Toru Takeda, Akira Shimazu, Tadaaki Nomoto 2000-01-25
5978333 Recording/reproducing apparatus and method Shoei Kobayashi, Toru Takeda 1999-11-02
5978350 Optical disc and optical disc driving device Minoru Tobita, Goro Fujita, Satoshi Otsuka 1999-11-02
5966368 Data recording disk Shoei Kobayashi, Yoichiro Sako 1999-10-12
5966359 Data recording/reproducing apparatus and method corresponding to a plurality of data formats, and data recording medium Yoichiro Sako 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 Yoichiro Sako, Masanobu Yamamoto 1999-09-07
5917783 Optical disk, a recording/reproducing apparatus and method for the optical disk Shoei Kobayashi, Toru Takeda 1999-06-29
5901124 Optical disk, a recording/reproducing apparatus and method for the optical disc Shoei Kobayashi, Toru Takeda 1999-05-04
5896355 Data recording/reproducing apparatus corresponding to a plurality of error correcting system and a data recording medium Yoichiro Sako 1999-04-20
5886985 Optical recording medium having a plurality of sectors separated by sync signals Shoei Kobayashi, Toru Takeda, Hiroshi Ogawa, Yoichiro Sako 1999-03-23
5878024 Optical disc, apparatus and method for recording and reproducing data Shoei Kobayashi, Toru Takeda, Hiroshi Ogawa, Yoichiro Sako 1999-03-02
5835468 Optical disk, recording/reproducing apparatus and method for rapidly recording/reproducing data on/from an optical disk using gray coding Shoei Kabayashi, Toru Takeda 1998-11-10
5835509 Method of and apparatus for recording and reproducing data and transmitting data Yoichiro Sako, Satoshi Otsuka 1998-11-10
5835478 Optical disc having address information for recording and reproducing data at correct positions Shoei Kobayashi, Toru Takeda, Hiroshi Ogawa, Yoichiro Sako 1998-11-10
5835461 Optical disc, apparatus and method for recording and reproducing data Shoei Kobayashi, Toru Takeda, Hiroshi Ogawa, Yoichiro Sako 1998-11-10
5831954 Data recording/reproducing apparatus and method corresponding to a plurality of data formats, and data recording medium Yoichiro Sako 1998-11-03
5828639 Recording/playback device and method thereof, and disc Shoei Kobayashi, Toru Takeda 1998-10-27