Inventor · Mitaka, JP

Hiroshi Terada

70Patents
15h-index
98Co-inventors
87Inventor score

Filing activity: Aug 5, 1980 → Sep 27, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US4403941A Combustion process for reducing nitrogen oxides Mechanical Engineering; Lighting; Heating 100 Expired
US6021303A Image heating device and image forming device using the same Physics 40 Expired
US5587783A Color electrophotographic apparatus having an intermediate transfer belt variable in speed Physics 35 Expired
US5303018A Color electrophotographic apparatus Physics 34 Expired
US5301066A Lens barrel Physics 31 Expired
US4939547A Multicolor electrophotography apparatus Physics 29 Expired
US5612771A Multi-color electrophotographic printer having multiple image forming units for creating multiple toner images in registry Physics 28 Expired
US5282012A Color electronic photographic apparatus with multiple image forming units Physics 26 Expired
US6892029B2 Strobe light emitting apparatus and camera Physics 26 Expired
US5237428A Facsimile store and multi-address transmission system Electricity 25 Expired
US5365301A Driving force transmission mechanism Emerging Cross-Sectional Technologies 25 Expired
US5477740A Power train test system Physics 17 Expired
US4491885A Magnetic recording/playback device Physics 17 Expired
US7889268B2 Digital camera Electricity 17 Active
US5610701A Color electrophotographic apparatus and image forming units used therein Physics 15 Expired
US6510286B1 Damper device for camera Physics 14 Expired
US6625417B1 Image heating device and image forming apparatus using the same Physics 13 Expired
US6757770B1 Computer system supporting a universal serial bus (USB) interface and method for controlling a USB corresponding I/O device Physics 13 Expired
US6201939A Color electrophotographic apparatus having a split toner reservoir Physics 12 Expired
US6381415B1 Flash apparatus and camera using the same Physics 12 Expired
US6246832A Camera and lens barrel for use in the camera Physics 12 Expired
US4517613A Magnetic recording and playback apparatus Physics 11 Expired
US4675801A Power transfer circuit Electricity 10 Expired
US6819904B2 Image heating device and image forming apparatus using the same Physics 10 Expired
US6685342B2 Prism structure for flash illumination devices Mechanical Engineering; Lighting; Heating 10 Expired

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