Inventor · Yokohama, JP

Yoshihiro Nakai

120Patents
7h-index
140Co-inventors
77Inventor score

Filing activity: Mar 13, 1987 → Feb 15, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6436855B1 Hydrophilic fiber and non-woven fabric, and processed non-woven products made therefrom Emerging Cross-Sectional Technologies 37 Expired
USD651383S1 Sandal General 25 Expired
US4973574A Superconducting wire and method of manufacturing the same Emerging Cross-Sectional Technologies 20 Expired
US5149917A Wire conductor for harness Electricity 20 Expired
US4944925A Apparatus for producing single crystals Emerging Cross-Sectional Technologies 10 Expired
US6885289B1 Onboard device abnormal connection notification system and onboard device Electricity 9 Expired
US6777492B1 Graft copolymer and thermoplastic resin composition containing the same Chemistry; Metallurgy 7 Expired
US7666351B2 Method of producing a magnesium-alloy material Performing Operations; Transporting 6 Expired
US9466162B2 Electronic key system, and lock-side terminal and portable terminal employed in same Physics 5 Active
US8353993B2 Aluminum alloy wire Electricity 5 Active
US9680103B2 Organic photoelectric conversion element composition, thin film and photovoltaic cell each containing the same, organic semiconductor polymer and compound each for use in these, and method of producing the polymer Emerging Cross-Sectional Technologies 5 Active
US9252505B2 Terminal connector, electric wire with terminal connector, and method of connecting terminal connector and electric wire Emerging Cross-Sectional Technologies 4 Active
US4859811A Electrical conductor Emerging Cross-Sectional Technologies 4 Expired
US10522263B2 Aluminum alloy wire, aluminum alloy strand wire, covered electrical wire, and terminal-equipped electrical wire Chemistry; Metallurgy 3 Active
US6904954B2 Magnesium alloy material and method of manufacturing the alloy material Chemistry; Metallurgy 3 Expired
US6291790A Wire electrode for electro-discharge machining Performing Operations; Transporting 3 Expired
US9147504B2 Aluminum alloy wire Electricity 3 Active
US5206480A Wire electrode for electro-discharge machining Performing Operations; Transporting 3 Expired
US8278555B2 Electric wire conductor and a method of producing the same Emerging Cross-Sectional Technologies 3 Active
US7841380B2 Producing method for magnesium alloy material Emerging Cross-Sectional Technologies 3 Expired
US7814961B2 Casting nozzle Performing Operations; Transporting 3 Active
US10478045B2 Flexible tube for an endoscope, adhesive for an endoscope, endoscope-type medical device, as well as method of producing a flexible tube for an endoscope and method of producing an endoscope-type medical device Chemistry; Metallurgy 2 Active
US7488775B2 Graft copolymer and thermoplastic resin composition Chemistry; Metallurgy 2 Expired
US9028959B2 Composite member Emerging Cross-Sectional Technologies 2 Active
US9564254B2 Aluminum alloy wire, and aluminum alloy twisted wire, covered electrical wire and wire harness using the same Electricity 2 Active

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