Inventor · Kokubunji, JP

Kenji Iwamoto

70Patents
11h-index
94Co-inventors
81Inventor score

Filing activity: Feb 9, 1981 → Oct 20, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
USD653572S1 Digital dial gauge General 42 Expired
USD747988S1 Digital dial gauge General 29 Active
US5950836A Container Performing Operations; Transporting 20 Expired
US4905167A Image processing system interfacing with different monitors Physics 19 Expired
US5043963A Multi-disk player Physics 19 Expired
USD783424S1 Image measuring device General 16 Active
US4992960A Apparatus for processing image data for displaying an image on a display unit Physics 16 Expired
US5904251A Container for flat panel Performing Operations; Transporting 14 Expired
USD592087S1 Digital dial gauge General 13 Expired
USD790379S1 Digital dial gauge General 13 Active
USD592085S1 Digital dial gauge General 11 Expired
USD588030S1 Digital dial gauge General 10 Expired
US6772834B2 Air conditioning system for vehicle Performing Operations; Transporting 10 Expired
US6953310B2 Cemented carbide ball end mill Emerging Cross-Sectional Technologies 8 Expired
US5950817A Container for flat panel Electricity 8 Expired
US8678785B2 Ventilation fan Mechanical Engineering; Lighting; Heating 8 Active
US4519210A Turbocharged internal combustion engine with apparatus for controlling supercharging pressure Emerging Cross-Sectional Technologies 8 Expired
US8302237B2 Boarding bridge Performing Operations; Transporting 7 Active
USD592086S1 Digital dial gauge General 7 Expired
US4387570A Internal combustion engine with supercharger Emerging Cross-Sectional Technologies 7 Expired
USD747987S1 Display plate for measurement General 5 Active
US8615112B2 Image pickup apparatus equipped with face-recognition function Electricity 5 Active
USD806585S1 Image measuring device General 5 Active
USD986075S1 Image measuring device General 4 Active
US8226350B2 Fan apparatus Mechanical Engineering; Lighting; Heating 4 Active

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