Inventor · Tokyo, JP

Yuji Saito

160Patents
16h-index
242Co-inventors
89Inventor score

Filing activity: Dec 1, 1976 → Apr 20, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7660324B2 Virtual network construction method, system, and relaying apparatus Electricity 180 Expired
US5694295A Heat pipe and process for manufacturing the same Mechanical Engineering; Lighting; Heating 76 Expired
US6835488B2 Fuel cell with patterned electrolyte/electrode interface Emerging Cross-Sectional Technologies 68 Expired
US6069791A Cooling device for notebook personal computer Physics 54 Expired
US5964279A Cooler for electronic devices Physics 36 Expired
US7012311B2 Semiconductor device formed on (111) surface of a Si crystal and fabrication process thereof Electricity 33 Expired
US6171189A Video game device and storage medium on which video game program is stored Human Necessities 27 Expired
US8084087B2 Fabrication method of size-controlled, spatially distributed nanostructures by atomic layer deposition Chemistry; Metallurgy 26 Active
US6085830A Heat sink, and process and apparatus for manufacturing the same Emerging Cross-Sectional Technologies 26 Expired
US5583411A Synchronous motor control system for electric vehicle Emerging Cross-Sectional Technologies 21 Expired
US5775761A Holder for small articles provided in a ceiling of an automobile Performing Operations; Transporting 21 Expired
US6122166A Personal computer cooling device having hinged heat pipe Physics 20 Expired
US6441692B1 PLL frequency synthesizer Electricity 19 Expired
US5686807A Torque control system for AC motor Emerging Cross-Sectional Technologies 17 Expired
US5757153A Control system for electric vehicle Emerging Cross-Sectional Technologies 16 Expired
US4894634A Switch device Electricity 16 Expired
US5825739A Recording method and apparatus for recording medium Physics 16 Expired
US5135718A Apparatus for simultaneously analyzing vanillylmandelic acid, homovanillic acid and creatinine Physics 15 Expired
US7137442B2 Vapor chamber Mechanical Engineering; Lighting; Heating 14 Expired
US5329444A Work management system employing electronic board Physics 14 Expired
US6656609B2 Organic EL element Emerging Cross-Sectional Technologies 13 Expired
US6469462B2 Control apparatus for electric vehicle Emerging Cross-Sectional Technologies 12 Expired
US7341800B2 Fuel cell Emerging Cross-Sectional Technologies 10 Expired
US4104208A Process for preparation of hard and porous polyvinylalcohol gels Chemistry; Metallurgy 10 Expired
US6308524A Cooler for electronic devices Physics 10 Expired

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