MT

Masaru Tezuka

SO Sony: 9 patents #4,874 of 25,231Top 20%
Overall (All Time): #521,076 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
7619959 Optical head, optical recording medium recording and/or reproducing apparatus and recording and/or reproducing method using the optical head Noriaki Nishi, Naoki Inoue, Kunika Hashimoto 2009-11-17
7283730 Optical disc camcorder Naoki Inoue, Shigeaki Koike 2007-10-16
7280449 Optical head and recording and/or reproducing apparatus Noriaki Nishi 2007-10-09
7177259 Optical head and optical recording medium drive device Noriaki Nishi, Kunika Hashimoto 2007-02-13
6714889 Production instruction volume decision support method and program therefor Masahiro Hiji 2004-03-30
5625616 Deterioration estimating method for a light emitting device and a light emission driving apparatus using the method Shigeaki Koike, Shinji Kaneko, Yoshizo Mihara 1997-04-29
5291467 Disc recording apparatus for recording a signal without losing the signal during an occurrence of a track jump Koji Ishiwata, Teruhito Noshiro, Satoru Tobita 1994-03-01
5257271 Sample data transmission apparatus Roger Lagadec, Keisuke Sekiguchi, Hiroyuki Yamauchi, Satoru Tobita, Yoichiro Sako +1 more 1993-10-26
5239529 Multiple beam optical disk apparatus with multiple clock extracting circuits used for monitoring and cross fading Satoru Tobita, Teruaki Higashihara, Kazuyuki Hishida 1993-08-24
5206850 Optically writable record of digital information and recording apparatus therefor Satoru Tobita, Koji Ishiwata 1993-04-27