Inventor · Yokohama, JP

Kenji Kyuma

39Patents
16h-index
34Co-inventors
81Inventor score

Filing activity: Dec 26, 1985 → May 22, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US5784521A Signal recording system Physics 150 Expired
US5604537A Imaging apparatus having an automatic focusing means Electricity 132 Expired
US5831676A Image pickup device using plural control parameters for exposure control Electricity 44 Expired
US6480226B1 Image pickup apparatus having gradation control function for providing image signals definitive of backlighted objects Electricity 37 Expired
US6630960B2 Image pickup device Electricity 35 Expired
US5488416A Image sensing method and apparatus in which the exposure time may be varied Electricity 33 Expired
US5883666A Image pickup device having selectable photographing modes Electricity 30 Expired
US6392702B1 Image pickup apparatus with lens unit detection and recording Electricity 27 Expired
US6573930B2 Image pickup apparatus for storing, reading-out and processing a signal during predetermined time periods Electricity 25 Expired
US5258845A Solid-state image sensor driving device with signal synthesizing Electricity 21 Expired
US6476868B1 Image pickup apparatus provided with enlargement process means for enlarging image signals output from an image pickup device Electricity 20 Expired
US6130717A Image pickup apparatus with a lens unit attachment/detachment indication Electricity 19 Expired
US5600371A Image pickup apparatus with lens unit detection and recording control Electricity 19 Expired
US5045928A White balance control with choice of control dependent on brightness Electricity 19 Expired
US5194957A Image sensing method and apparatus in which the exposure time may be varied Electricity 18 Expired
US6348948B1 Interchangeable lens type camera system Electricity 17 Expired
US6445416B1 Image pickup apparatus having electronic zoom function based on optical zooming focal length variation with time Electricity 15 Expired
US4737832A Optical signal processor Electricity 12 Expired
US4712138A Low-noise apparatus for image pickup and combination of light and electric signals Electricity 11 Expired
US5175624A Video system having image combining function Emerging Cross-Sectional Technologies 11 Expired
US5621462A Image pickup device capable of controlling made pickup operation Electricity 10 Expired
US5606366A Image sensor driving apparatus wherein photoelectric conversion operations are performed a plurality of times Electricity 9 Expired
US5019894A White balance adjusting circuit Electricity 8 Expired
US5585848A Control of solid-state image sensor Electricity 8 Expired
US5153713A Color temperature information forming device Electricity 8 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.