Inventor
KITAGAWA MASAHIRO
JP35 patents
⚠️ This page may combine multiple inventors who share the name “KITAGAWA MASAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OLYMPUS OPTICAL CO
11 patentsUS4272176AJun 9, 1981
Camera having an acoustic indicator for generating sounds to indicate the status of certain operating conditions
OLYMPUS OPTICAL CO22 citations81
US4309092AJan 5, 1982
Automatic exposure control circuit for camera
OLYMPUS OPTICAL CO7 citations74
US4295717AOct 20, 1981
Camera with operation indicator for auto-strobo unit
OLYMPUS OPTICAL CO15 citations74
US4295720AOct 20, 1981
Apparatus for determining light reflection from a focal plane shutter
OLYMPUS OPTICAL CO8 citations74
US4104654AAug 1, 1978
Photometric apparatus for single lens reflex camera
OLYMPUS OPTICAL CO9 citations72
US4065777ADec 27, 1977
Photometric apparatus for single lens reflex camera
OLYMPUS OPTICAL CO11 citations72
US3994001ANov 23, 1976
Photometric apparatus for single lens reflex camera
OLYMPUS OPTICAL CO11 citations72
US4618237AOct 21, 1986
Motor drive for camera
OLYMPUS OPTICAL CO3 citations63
US4064517ADec 20, 1977
Photometric apparatus for single lens reflex camera
OLYMPUS OPTICAL CO5 citations61
US4281917AAug 4, 1981
Information display device for camera
OLYMPUS OPTICAL CO5 citations60
US4298261ANov 3, 1981
Camera automatically synchronized with an electronic flash
OLYMPUS OPTICAL CO0 citations42
DENSO CORP
5 patentsUS6392463B1May 21, 2002
Electrical load driving circuit with protection
DENSO CORP24 citations92
US6465996B2Oct 15, 2002
Constant voltage circuit with a substitute circuit in case of input voltage lowering
DENSO CORP11 citations74
US7167030B2Jan 23, 2007
Drive circuit and method of applying high voltage test thereon
DENSO CORP5 citations63
US7215158B2May 8, 2007
Comparator switching apparatus and method
DENSO CORP6 citations61
US7071671B2Jul 4, 2006
Circuit for supplying constant voltage
DENSO CORP0 citations52