KO

Ken Ohshima

OC Olympus Optical Co.: 15 patents #172 of 2,334Top 8%
AC Aisin Takaoka Co.: 1 patents #59 of 172Top 35%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Overall (All Time): #259,241 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7551722 X-ray target and apparatuses using the same Jinpei Harada 2009-06-23
6116887 Foam molding equipment Yuichi Yamada, Osamu Shimomura, Masaki Yonezawa, Hirozi Kamiya 2000-09-12
5355355 Electronic file apparatus capable of storing code data and image data into optical memory Takenori Osanai 1994-10-11
4785439 Optical memory accessing and tracking apparatus with pickup and lens servoing during tracking Hiroo Okada, Yoshiaki Ikeda 1988-11-15
4718051 Optical beam tracking system for use in optical information recording and/or reproducing apparatus Jun Sakashita, Hiroo Okada 1988-01-05
4710908 Servo apparatus for compensating for warp and deflection deviations on optical discs Tadashi Shimizu 1987-12-01
4683560 Microprocessor controlled focussing servo acquisition Toyoaki Takeuchi, Hideyuki Kenjyo, Yoshiaki Ikeda, Masaharu Sakamoto 1987-07-28
4674071 Data recording area signal generating method and apparatus Masuo Okumura 1987-06-16
4644514 Head drive control apparatus Hiroo Okada, Masaharu Sakamoto 1987-02-17
4611316 Actuator operating center detecting circuit and optical disk apparatus with the detecting circuit Toyoaki Takeuchi, Hideyuki Kenjyo, Yoshiaki Ikeda, Masaharu Sakamoto 1986-09-09
4611317 Optical disk apparatus Toyoaki Takeuchi, Hideyuki Kenjyo, Yoshiaki Ikeda, Masaharu Sakamoto 1986-09-09
4508450 System for checking defects on a flat surface of an object Masaharu Sakamoto 1985-04-02
4505585 System for detecting defects on an optical surface Shoji Yoshikawa, Hiroshi Kodama, Kunio Yamamiya, Masaharu Sakamoto, Kiichi Kato 1985-03-19
4499514 Disc drive apparatus Kunio Yamamiya, Hiroshi Kodama, Shoji Yoshikawa, Kiichi Kato, Masaharu Sakamoto 1985-02-12
4495407 System for focusing an optical head onto a flat surface Hiroshi Kodama, Masaharu Sakamoto, Shoji Yoshikawa, Kunio Yamamiya, Kiichi Kato 1985-01-22
4372504 Magnetic record tape protective device for a tape cassette Tsutomu Shibata, Kenji Kimura, Ken Satoh, Sinichi Saitou, Toshikazu Kato +1 more 1983-02-08
4355750 Double-capstan tape driving device Sinichi Saitou, Toshikazu Kato, Kenji Kimura, Ken Satoh, Tsutomu Shibata +1 more 1982-10-26
4352473 Tape cassette Ken Satoh, Seizo Watanabe, Sinichi Saitou, Toshikazu Kato, Tsutomu Shibata +1 more 1982-10-05