Inventor · Yokohama, JP

Fumio Kishi

40Patents
17h-index
88Co-inventors
84Inventor score

Filing activity: Jul 27, 1984 → Jun 19, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US5383754A Image forming apparatus having an image orientation identifying device and a binding device Physics 110 Expired
US6246168A Electron-emitting device, electron source and image-forming apparatus as well as method of manufacturing the same Electricity 94 Expired
US5622634A Method of manufacturing electron-emitting device, electron source and image-forming apparatus Electricity 91 Expired
US6179678A Method of manufacturing electron-emitting device electron source and image-forming apparatus Electricity 54 Expired
US5822077A Determination unit for determining, through detecting information associated with external object, whether or not external object will use functional apparatus or who is external object, so as to provide appropriate service Electricity 41 Expired
US5493365A Operating section for an image forming apparatus Physics 40 Expired
US6144811A Image forming apparatus having a sensor for sensing an amount of reflected light from both a photoconductive element and a paper Physics 35 Expired
US5390033A Method and apparatus for turning over pages of book-original Electricity 31 Expired
US5610725A Communication system for managing data of resources of image forming unit Electricity 30 Expired
US6053791A Method of fabricating electron source and image forming apparatus Electricity 30 Expired
US6628903B1 Image forming apparatus having a sensor for sensing an amount of reflected light from both a photoconductive element and a paper Physics 28 Expired
US5263698A Binding device for an image forming apparatus with cover sheet Physics 27 Expired
US5297376A Finisher for an image forming apparatus Performing Operations; Transporting 26 Expired
US6787983B2 Image-forming apparatus Electricity 22 Expired
US6608437B1 Electron-emitting device, electron source and image-forming apparatus as well as method of manufacturing the same Electricity 21 Expired
US5255904A Feeder or image forming apparatus Physics 21 Expired
US5504590A Communication system for managing data of resources of image forming unit Electricity 19 Expired
US5341196A Image forming equipment using a toner cartridge Emerging Cross-Sectional Technologies 16 Expired
US6416374B1 Electron source manufacturing method, and image forming apparatus method Electricity 15 Expired
US4835069A Magnetic recording medium Emerging Cross-Sectional Technologies 13 Expired
US4567116A Magnetic recording medium Emerging Cross-Sectional Technologies 13 Expired
US5224693A Multistage paper feeding/conveying apparatus and method that uses electro static forces Performing Operations; Transporting 13 Expired
US7057336B2 Electron-emitting device, electron source and image-forming apparatus as well as method of manufacturing the same Electricity 12 Expired
US6075624A Method and apparatus for turning over pages of book-original Electricity 12 Expired
US5184184A Image forming apparatus Emerging Cross-Sectional Technologies 11 Expired

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