Inventor
OGASAWARA TERUMI
JP11 patents
Patents
11 patentsUS4651216AMar 17, 1987
Remoto-controllable automatic diaphragm control device for use with CCTV camera
ASAHI SEIMITSU KK9 citations73
US4472743ASep 18, 1984
Automatic diaphragm control device for a closed circuit television camera
ASAHI SEIMITSU KK8 citations73
US4562476ADec 31, 1985
Automatic diaphragm control device for use IWT CCTV camera
ASAHI SEIMITSU KK7 citations72
US4562477ADec 31, 1985
Automatic diaphragm control device for use with CCTV camera
ASAHI SEIMITSU KK11 citations72
US4755759AJul 5, 1988
Temperature compensating method in automatic diaphragm control amplifier used with objective for CCTV camera
ASAHI SEIMITSU KK2 citations62
US4737855AApr 12, 1988
Automatic diaphragm control device for TV camera objective
ASAHI SEIMITSU KK5 citations62
US4451851AMay 29, 1984
Automatic diaphragm control device for a closed circuit television camera
ASAHI SEIMITSU KK6 citations62
US4547808AOct 15, 1985
Photometric circuit incorporated in objective provided with automatic diaphragm for closed circuit television (CCTV) camera
ASAHI SEIMITSU KK4 citations61
US4542410ASep 17, 1985
Automatic diaphragm control device of objective provided with automatic diaphragm for closed circuit television (CCTV) camera
ASAHI SEIMITSU KK3 citations61
US4717960AJan 5, 1988
Automatic diaphragm control device of variable photometry type used in objective for television camera
ASAHI SEIMITSU KK3 citations60
US4453185AJun 5, 1984
Automatic diaphragm control device for a closed circuit television camera
ASAHI SEIMITSU KK3 citations60