Inventor
OHSHIMA EIJI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “OHSHIMA EIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
16 patentsUS5499143AMar 12, 1996
Electromagnetic actuator and lens drive mechanism using the same
SONY CORP131 citations97
US6551530B2Apr 22, 2003
Method of forming a hybrid lens
SONY CORP28 citations92
US5602681AFeb 11, 1997
Lens barrel for a video camera, and linear feeding system thereof
SONY CORP35 citations92
US4796115AJan 3, 1989
Tape loading device for a cassette type tape recording and/or reproducing apparatus
SONY CORP33 citations91
US5377048ADec 27, 1994
Lens barrel
SONY CORP38 citations90
US5459625AOct 17, 1995
Rotary head drum device
SONY CORP27 citations86
US5157512AOct 20, 1992
Video tape recorder having built-in camera detachable hand grip member
SONY CORP17 citations79
US4918551AApr 17, 1990
Apparatus for loading a record medium cassette
SONY CORP13 citations73
US4520411AMay 28, 1985
Magnetic tape recording device
SONY CORP17 citations73
US5390055AFeb 14, 1995
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
SONY CORP11 citations72
US5306172AApr 26, 1994
Video tape recorder having built-in camera detachable hand grip member
SONY CORP12 citations71
US5745320AApr 28, 1998
Apparatus for cleaning heads of a rotary drum in a recording and/or reproducing apparatus
SONY CORP6 citations62
US5258881ANov 2, 1993
Tape cassette loading system in recording and/or reproducing apparatus
SONY CORP4 citations61
US5630560AMay 20, 1997
Tape cassette
SONY CORP2 citations60
US5315889AMay 31, 1994
Iris drive mechanism
SONY CORP5 citations59
US5331482AJul 19, 1994
Cam arrangement for cassette loading mechanism having reduced slippage
SONY CORP3 citations53