Inventor
HIRAI TOSHIAKI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “HIRAI TOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKOSHA KK
6 patentsUS5198849AMar 30, 1993
Remote controller for a camera
SEIKOSHA KK12 citations72
US5032859AJul 16, 1991
Shutter with lens drive mechanism
SEIKOSHA KK12 citations72
US4985724AJan 15, 1991
Automatic focus/exposure operation apparatus for camera
SEIKOSHA KK10 citations72
US5559569ASep 24, 1996
Motor driven shutter having focus adjusting and stop setting means
SEIKOSHA KK3 citations61
US5420660AMay 30, 1995
Motor driven shutter activated by single motor having controllable clockwise and counterclockwise rotations
SEIKOSHA KK5 citations61
US4937603AJun 26, 1990
Multiple exposure photographic device for camera
SEIKOSHA KK0 citations51
SEIKO PRECISION KK
4 patentsUS5719663AFeb 17, 1998
Range finder apparatus
SEIKO PRECISION KK14 citations72
US5608488AMar 4, 1997
Data processing device for a camera
SEIKO PRECISION KK8 citations71
US5997188ADec 7, 1999
Plane shutter
SEIKO PRECISION KK4 citations60
US5826124AOct 20, 1998
Focal plane shutter
SEIKO PRECISION KK0 citations39