Inventor · Tokyo, JP

Yuichi Okazaki

15Patents
7h-index
23Co-inventors
66Inventor score

Filing activity: Feb 24, 1983 → Mar 29, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5262707A Positioning control method and apparatus Physics 27 Expired
US5424834A Optical displacement sensor for measurement of shape and coarseness of a target workpiece surface Physics 19 Expired
US6163407A Microlens array and method of forming same and solid-state image pickup device and method of manufacturing same Electricity 18 Expired
US5948281A Microlens array and method of forming same and solid-state image pickup device and method of manufacturing same Electricity 16 Expired
US5801939A Precision positioning control apparatus and precision positioning control method Physics 16 Expired
US4986150A Micro-positioning tool post Emerging Cross-Sectional Technologies 15 Expired
US5997756A Microlens array and method of forming same and solid-state image pickup device and method of manufacturing same Electricity 12 Expired
US7614954B2 Game image display control program, game device, and recoding medium Human Necessities 6 Active
US4561333A Diamond turning method for high-precision metal mirror Emerging Cross-Sectional Technologies 5 Expired
US5310264A Method for improving the transient thermal properties of air-lubricated hydrostatic bearings for the main spindles of precision machine tools Emerging Cross-Sectional Technologies 5 Expired
US6617045B2 Metallic carrier, for automobile exhaust gas purification, made of thin metal foil and method of producing the same Emerging Cross-Sectional Technologies 3 Expired
US6400117B2 Slider mechanism and method of driving the same Physics 3 Expired
US5348866A Genes encoding porcine zona pellucida protein PZP-4, expression thereof and contraceptive vaccines comprising expressed (poly) peptides Emerging Cross-Sectional Technologies 3 Expired
US9994124B2 Vehicle seat Performing Operations; Transporting 1 Active
US10421378B2 Vehicle seat Performing Operations; Transporting 0 Active

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