Inventor · Ota, JP

Tomoyuki Shibata

68Patents
9h-index
72Co-inventors
81Inventor score

Filing activity: Jun 24, 1980 → Aug 27, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5100298A Controller for underwater pump Mechanical Engineering; Lighting; Heating 75 Expired
US4437811A Submersible pump with alternate pump operation control means Mechanical Engineering; Lighting; Heating 43 Expired
US4454993A Grinder pump Performing Operations; Transporting 33 Expired
US8116534B2 Face recognition apparatus and face recognition method Physics 23 Active
US7381128B2 Operating device of air conditioner for vehicle Emerging Cross-Sectional Technologies 21 Expired
US8115529B2 Device and control method of device Electricity 16 Active
US4392790A Coupling system for submergible pump Mechanical Engineering; Lighting; Heating 16 Expired
US9934832B2 Apparatuses and methods for detecting frequency ranges corresponding to signal delays of conductive VIAS Electricity 15 Active
US6521848B2 Operation switch unit for vehicle Performing Operations; Transporting 11 Expired
US8884985B2 Interface apparatus, method, and recording medium Electricity 6 Active
US7304900B2 Semiconductor memory Physics 6 Expired
US7163455B2 Operating device for air conditioner for vehicle Emerging Cross-Sectional Technologies 6 Expired
US5809918A Sewing machine Textiles; Paper 5 Expired
US6958638B2 Slew rate controlling method and system for output data Electricity 5 Expired
US4588353A Submersible pump Mechanical Engineering; Lighting; Heating 5 Expired
US9633748B2 Multi-channel testing Physics 5 Active
US7808848B2 Semiconductor memory Physics 4 Active
US7542359B2 Semiconductor memory Physics 4 Active
US7811160B2 Operating device of vehicle air conditioner Performing Operations; Transporting 4 Active
US10163469B2 System and method for write data bus control in a stacked memory device Physics 4 Active
US8675973B2 Signal classification apparatus Physics 4 Active
US10672133B2 Moving object tracking device, display device, and moving object tracking method Physics 3 Active
US8510311B2 Pattern search apparatus and method thereof Physics 3 Active
US10395748B2 Shared error detection and correction memory Physics 3 Active
US9881693B2 Selectors on interface die for memory device Physics 3 Active

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