EO

Eiji Ohshima

SO Sony: 16 patents #2,631 of 25,231Top 15%
TO Tokuyama: 1 patents #280 of 562Top 50%
Overall (All Time): #279,316 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7220881 Process for production of acid anhydride Hirofumi Shiigi, Masao Yamaguchi 2007-05-22
6551530 Method of forming a hybrid lens Hiroshi Koizumi, Kazuhiro Tanaka 2003-04-22
5745320 Apparatus for cleaning heads of a rotary drum in a recording and/or reproducing apparatus Atsuhiro Kumagai 1998-04-28
5630560 Tape cassette Hiroshi Fujii, Nobuyuki Kodama 1997-05-20
5602681 Lens barrel for a video camera, and linear feeding system thereof Akihito Nakayama, Satoshi Sakamoto, Kazuhiro Tanaka, Shuji Moro 1997-02-11
5499143 Electromagnetic actuator and lens drive mechanism using the same Satoshi Sakamoto, Hiroshi Kawamura, Shinichi Orimo 1996-03-12
5459625 Rotary head drum device Yoshihito Takamizawa 1995-10-17
5390055 Loading system for tape cassette in recording and/or reproducing apparatus for storing and/or reproducing information on recording medium tape stored in cassette housing Masanori Maehara, Toshio Mamiya, Yoshio Kusui 1995-02-14
5377048 Lens barrel Kanehiro Tada 1994-12-27
5331482 Cam arrangement for cassette loading mechanism having reduced slippage Saburo Takasaki 1994-07-19
5315889 Iris drive mechanism Shuuji Moro, Kanehiro Tada, Yasuo Nishida 1994-05-31
5306172 Video tape recorder having built-in camera detachable hand grip member Shinsaku Inada, Hideaki Io, Masayoshi Morikawa 1994-04-26
5258881 Tape cassette loading system in recording and/or reproducing apparatus Masanori Maehara, Toshio Mamiya, Yoshio Kusui 1993-11-02
5157512 Video tape recorder having built-in camera detachable hand grip member Shinsaku Inada, Hideaki Io, Masayoshi Morikawa 1992-10-20
4918551 Apparatus for loading a record medium cassette Shuji Yoshida, Yoshio Kusui 1990-04-17
4796115 Tape loading device for a cassette type tape recording and/or reproducing apparatus Takao Kumagai, Hiromitsu Baba 1989-01-03
4520411 Magnetic tape recording device 1985-05-28