Inventor
MATSUI TORU
JP41 patents
⚠️ This page may combine multiple inventors who share the name “MATSUI TORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINOLTA CAMERA KK
23 patentsUS4768052AAug 30, 1988
Focus detecting device
MINOLTA CAMERA KK51 citations96
US4943824AJul 24, 1990
Device for measuring object distance used for camera
MINOLTA CAMERA KK41 citations93
US4908649AMar 13, 1990
Automatic focus detection device for use in a camera
MINOLTA CAMERA KK32 citations93
US4818865AApr 4, 1989
Focus detecting system for camera utilizing correction data on the aberration of the photographic lens
MINOLTA CAMERA KK30 citations93
US5150146ASep 22, 1992
Focus detecting device utilizing auxiliary illumination
MINOLTA CAMERA KK23 citations92
US4835561AMay 30, 1989
Focus detecting device for camera
MINOLTA CAMERA KK27 citations92
US4743932AMay 10, 1988
Focus detection device for a camera
MINOLTA CAMERA KK29 citations92
US4313654AFeb 2, 1982
Automatic rangefinder system for photographic camera with light emitting and receiving means
MINOLTA CAMERA KK48 citations92
US4901115AFeb 13, 1990
Toner concentration control device for a developing apparatus
MINOLTA CAMERA KK20 citations82
US4878079AOct 31, 1989
Focus detecting device
MINOLTA CAMERA KK23 citations82
US4843415AJun 27, 1989
Automatic focus detection system
MINOLTA CAMERA KK19 citations82
US4696558ASep 29, 1987
Focus condition detecting arrangement
MINOLTA CAMERA KK23 citations82
US4963911AOct 16, 1990
Automatic focus detection system
MINOLTA CAMERA KK6 citations74
US4958180ASep 18, 1990
Focus detecting device and auxiliary illuminating device therefor
MINOLTA CAMERA KK16 citations74
US4900911AFeb 13, 1990
Focus detecting system utilizing correction data on aberrations of the photographic lens
MINOLTA CAMERA KK7 citations74
US4843227AJun 27, 1989
Focus detecting apparatus with both passive and active focus capability
MINOLTA CAMERA KK18 citations74
US4772117ASep 20, 1988
Focus detecting device having blur detecting function
MINOLTA CAMERA KK9 citations74
US4746948AMay 24, 1988
Focus detection device
MINOLTA CAMERA KK14 citations74
US4629882ADec 16, 1986
Image position detector
MINOLTA CAMERA KK12 citations74
US3950767AApr 13, 1976
Camera indicating device with diaphragm control
MINOLTA CAMERA KK9 citations74
US5175579ADec 29, 1992
Automatic focus detection system
MINOLTA CAMERA KK2 citations63
US5117265AMay 26, 1992
Copying apparatus having a single exposure portion for final originals and non-final originals exposure in composite copying operations
MINOLTA CAMERA KK5 citations63
US4021822AMay 3, 1977
Electrically controlled shutter
MINOLTA CAMERA KK2 citations62
MINOLTA CO LTD
5 patentsUS6038415AMar 14, 2000
Image forming apparatus and image-carrier cartridge device which is employed in the same
MINOLTA CO LTD25 citations92
US5886342AMar 23, 1999
Image reader and document curvature measurement using visible and infrared light
MINOLTA CO LTD43 citations92
US5831750ANov 3, 1998
Image reader having height distribution correction for a read document
MINOLTA CO LTD29 citations92
US6535705B2Mar 18, 2003
Process cartridge and image forming apparatus using the same
MINOLTA CO LTD40 citations89
US6188492B1Feb 13, 2001
Image reading apparatus
MINOLTA CO LTD6 citations63
PANASONIC CORP
4 patentsUS10490855B2Nov 26, 2019
Electrochemical energy storage device
PANASONIC CORP0 citations51
US9882246B2Jan 30, 2018
Electrochemical energy storing device
PANASONIC CORP1 citations51
US9716292B2Jul 25, 2017
Electrochemical energy storage device
PANASONIC CORP0 citations51
US9742035B2Aug 22, 2017
Electrochemical energy storage device
PANASONIC CORP0 citations40