Inventor · Nanbu, JP

Kazuo Sugimura

29Patents
9h-index
16Co-inventors
72Inventor score

Filing activity: Nov 9, 1973 → May 23, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5449003A Undulated container for undulated diaphragm and diaphragm device Mechanical Engineering; Lighting; Heating 45 Expired
US4628964A Background device for separating member in accumulator chamber Mechanical Engineering; Lighting; Heating 23 Expired
US4143678A Bladder type accumulator housing a gas bombe in its gas chamber Mechanical Engineering; Lighting; Heating 23 Expired
US4166478A Accumulator having a bladder to be filled with liquid Mechanical Engineering; Lighting; Heating 22 Expired
US3948287A Accumulator Mechanical Engineering; Lighting; Heating 21 Expired
US4526205A Pulsation absorption device for high pressure liquid Mechanical Engineering; Lighting; Heating 18 Expired
US4872486A Accumulator having inclined communication holes Mechanical Engineering; Lighting; Heating 18 Expired
US4059125A Pressure container with an injection valve provided with a fusible valve member Emerging Cross-Sectional Technologies 15 Expired
US4335751A Accumulator Mechanical Engineering; Lighting; Heating 13 Expired
US4287916A Semispherical shape valve device in bladder type accumulators Mechanical Engineering; Lighting; Heating 6 Expired
US4084621A Accumulator consisting of welded vessel and lid Mechanical Engineering; Lighting; Heating 6 Expired
US4020872A Accumulator Mechanical Engineering; Lighting; Heating 6 Expired
US4907621A Bladder-type accumulator with movable cup-shaped sensor Mechanical Engineering; Lighting; Heating 4 Expired
US11186202B2 Power supply device Emerging Cross-Sectional Technologies 2 Active
US9929773B2 Communication system Electricity 2 Active
US5534735A Photo SI thyristor driving circuit and its protection circuit Electricity 2 Expired
US11050268B2 Power supply system Emerging Cross-Sectional Technologies 1 Active
US11545470B2 Semiconductor module Electricity 0 Active
US4974550A Accumulator with sensor through rollers Mechanical Engineering; Lighting; Heating 0 Expired
US11500028B2 Detection device Emerging Cross-Sectional Technologies 0 Active
US11163325B2 Power supply device Electricity 0 Active
US11652019B2 Heat dissipation structure Mechanical Engineering; Lighting; Heating 0 Active
US12184098B2 Power supply device Emerging Cross-Sectional Technologies 0 Active
US11777325B2 In-vehicle system and junction box Emerging Cross-Sectional Technologies 0 Active
US11241966B2 Protection circuit unit and vehicle power supply device Electricity 0 Active

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