Inventor · Yokohama, JP

Kenji Takeuchi

112Patents
9h-index
128Co-inventors
83Inventor score

Filing activity: Jan 23, 1984 → Sep 23, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6307148A Compound semiconductor solar cell and production method thereof Emerging Cross-Sectional Technologies 69 Expired
US5009833A Expert system for surveillance, diagnosis and prognosis of plant operation Emerging Cross-Sectional Technologies 56 Expired
US6383481B1 Method for transplantation of hemopoietic stem cells Human Necessities 21 Expired
US6054833A Disk drive having improved head-velocity control, and method therefor Physics 18 Expired
US6529289B1 Image processing apparatus Electricity 16 Expired
US9464751B2 Vacuum insulation material, insulation case unit, and refrigerator Emerging Cross-Sectional Technologies 15 Active
US4807072A Head position control mechanism for a magnetic disk apparatus with head locking Physics 13 Expired
US4781266A Two-wheel/four-wheel automatic change-over device in automobile transfer apparatus Performing Operations; Transporting 11 Expired
US5478225A Tool set type powder compacting press Performing Operations; Transporting 10 Expired
US6504668B1 Disk drive having improved runout-error compensation, and method therefor Physics 9 Expired
US4621536A Actuating mechanism for gear transmissions Emerging Cross-Sectional Technologies 8 Expired
US7007307B2 Automatic inflatable vest Emerging Cross-Sectional Technologies 8 Expired
US7647746B2 Capper head Performing Operations; Transporting 8 Expired
US8955883B2 Steering apparatus Performing Operations; Transporting 7 Active
US7204147B2 Ultrasonic inspection method for weld zone Physics 7 Expired
US8514290B2 Camera-shake correction apparatus and imaging apparatus including the same Electricity 7 Active
USD725826S1 Safety vest General 6 Active
US4846016A Direct-coupling/differential changeover transfer apparatus Emerging Cross-Sectional Technologies 6 Expired
US6017193A Distribution pressure control apparatus Physics 5 Expired
US4576059A Shift lever support mechanism for transmissions Emerging Cross-Sectional Technologies 5 Expired
US9563103B2 Image stabilization apparatus and method of controlling image stabilization apparatus Physics 4 Active
US8074693B2 Processing apparatus Emerging Cross-Sectional Technologies 4 Active
US5017245A Process of fabricating beryllium plate member with large mechanical strength Emerging Cross-Sectional Technologies 4 Expired
US9678357B2 Image stabilization apparatus and method of controlling the same, and storage medium Electricity 3 Active
US8948640B2 Image forming apparatus Physics 3 Active

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