Inventor · Hiroshima, JP

Hiroyasu Uchida

47Patents
19h-index
81Co-inventors
84Inventor score

Filing activity: Oct 3, 1979 → Jun 30, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5772962A Analyzing apparatus using disposable reaction vessels Emerging Cross-Sectional Technologies 85 Expired
US5855847A Apparatus for automatically analyzing sample Emerging Cross-Sectional Technologies 83 Expired
US5639425A Analyzing apparatus having pipetting device Emerging Cross-Sectional Technologies 82 Expired
US5847662A Radio card communication apparatus Physics 70 Expired
US6193933A Automatic analysis apparatus Emerging Cross-Sectional Technologies 69 Expired
US6042786A Apparatus for automatically analyzing sample Emerging Cross-Sectional Technologies 64 Expired
US4958095A Starter-alternator for a vehicle engine Electricity 58 Expired
US5628962A Apparatus for opening and closing reagent containers Emerging Cross-Sectional Technologies 50 Expired
US5914980A Wireless communication system and data storage medium Physics 45 Expired
USD381756S Immunity analyzer General 38 Expired
US5993740A Immunoassay method and analyzer using magnetic particles Emerging Cross-Sectional Technologies 35 Expired
US7842237B1 Automatic analyzer and rack transfer device Emerging Cross-Sectional Technologies 32 Expired
US6737021B2 Automatic analyzer Emerging Cross-Sectional Technologies 30 Expired
US4984628A Apparatus for maintaining liquid temperature at a constant level Physics 28 Expired
US6684630B2 Direct-injection spark-ignition engine with a turbo charging device Emerging Cross-Sectional Technologies 22 Expired
US7027935B2 Sample dispensing apparatus and automatic analyzer using the same Physics 21 Expired
USD474416S1 Biochemical analysis machine General 20 Expired
US4779594A Intake system for an internal combustion engine Emerging Cross-Sectional Technologies 20 Expired
US4321578A Pressure transducer Physics 19 Expired
US6197255A Chemical analyzing apparatus Emerging Cross-Sectional Technologies 18 Expired
US4878460A Intake system for V-type internal combustion engine Emerging Cross-Sectional Technologies 17 Expired
US5392740A Gas fuel engine Emerging Cross-Sectional Technologies 17 Expired
USD320443S Clinical chemistry analyzer General 16 Expired
US8989659B2 Wireless communication device, power transmitter, and IC card device Electricity 15 Active
US5271359A Gas fuel engine Emerging Cross-Sectional Technologies 14 Expired

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