Inventor · Tokyo, JP

Junichi Hamada

47Patents
4h-index
90Co-inventors
66Inventor score

Filing activity: Sep 9, 1993 → Feb 17, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6747554B1 Network surveillance unit Electricity 27 Expired
US6768882B2 Fixing temperature control method utilizing new factors and image forming apparatus Physics 10 Expired
US7430219B2 Method for transporting media, transmitter and receiver therefor Emerging Cross-Sectional Technologies 8 Active
US6795681B2 Fixing device controlling method, fixing device, and image forming apparatus for forming fixed images of desired glossiness Physics 7 Expired
US8062584B2 Ferritic stainless steel sheet superior in heat resistance Mechanical Engineering; Lighting; Heating 4 Active
US11258928B2 Wearable camera Emerging Cross-Sectional Technologies 4 Active
US5959700A Automatic tuning apparatus for a video tape signal Electricity 4 Expired
US8320807B2 Image forming apparatus for forming an image on a sheet at a nip portion formed by rotary bodies Physics 3 Active
US5379100A Cleaning device for use in image forming apparatus Physics 3 Expired
US8303733B2 Ferrite-austenite stainless steel sheet for structural component excellent in workability and impact-absorbing property and method for producing the same Chemistry; Metallurgy 3 Active
US9243306B2 Ferritic stainless steel sheet excellent in oxidation resistance Chemistry; Metallurgy 3 Active
US6591075B2 Cleaning method of toner image carrying body, cleaning device of the toner image carrying body and image forming apparatus equipped therewith Physics 2 Expired
US6002451A Automatic tuning apparatus for a video tape recorder Electricity 2 Expired
US9399809B2 Hot rolled ferritic stainless steel sheet, method for producing same, and method for producing ferritic stainless steel sheet Chemistry; Metallurgy 1 Active
US10072323B2 Hot rolled ferritic stainless steel sheet, method for producing same, and method for producing ferritic stainless steel sheet Chemistry; Metallurgy 1 Active
US8129035B2 Structural component for automobile, two-wheeled vehicle or railcar excellent in impact-absorption property, shape fixability and flange cuttability, and method for producing the same Emerging Cross-Sectional Technologies 1 Active
US11286547B2 Ferritic stainless steel having excellent salt corrosion resistance Chemistry; Metallurgy 1 Active
US7187900B2 Image forming apparatus having a fixing device for fixing toner image formed on a sheet by an endless fixing belt engaged with a fixing roller Physics 1 Expired
US11215299B2 Ferritic stainless steel pipe having excellent salt tolerance in gap, pipe-end-thickened structure, welding joint, and welded structure Mechanical Engineering; Lighting; Heating 1 Active
US6108052A Automatic tuning apparatus for a video tape recorder Electricity 1 Expired
US11643699B2 Ferritic stainless steel sheet and production method thereof, and ferritic stainless member Chemistry; Metallurgy 1 Active
US10358689B2 Method of producing ferritic stainless steel sheet Chemistry; Metallurgy 1 Active
US10752973B2 Ferrite-based stainless steel with high resistance to corrosiveness caused by exhaust gas and condensation and high brazing properties and method for manufacturing same Chemistry; Metallurgy 1 Active
US10793930B2 Ferritic-austenitic two-phase stainless steel material and method for manufacturing same Chemistry; Metallurgy 1 Active
US9714459B2 Heat-resistant austenitic stainless steel sheet Chemistry; Metallurgy 1 Active

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