Inventor · Tokyo, JP

Toshio Kato

41Patents
15h-index
83Co-inventors
84Inventor score

Filing activity: Dec 22, 1975 → Jul 6, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6212789A Semiconductor device manufacturing system Emerging Cross-Sectional Technologies 511 Expired
US5446835A High-speed picking system for stacked parts Physics 44 Expired
US4872659A Cassette with turn cover and feed roller control Physics 42 Expired
US6707806B1 Wireless transmitter with power control based on data type Emerging Cross-Sectional Technologies 39 Expired
US5715521A Method of controlling synchronization signal power in a communication system Electricity 36 Expired
US6477380B1 System and method for estimating location of mobile station Physics 32 Expired
US5920591A Spreading code generator and CDMA communication system Electricity 27 Expired
US5239623A Three-dimensional image generator Physics 26 Expired
US5394434A Code-division multiple-access demodulator with improved interference cancelation Electricity 24 Expired
US4982342A Image processor system having multifunction look-up table units Physics 21 Expired
US5846853A Process for bonding circuit substrates using conductive particles and back side exposure Electricity 21 Expired
US4635122A Image pickup device of the frame transfer type and image pickup arrangement using the same Electricity 21 Expired
US5631922A Spread code generation device for spread spectrum communication Electricity 18 Expired
US4664976A Magnetic recording medium comprising a protective carbon nitride layer on the surface thereof Emerging Cross-Sectional Technologies 18 Expired
US5789717A Semi-automatic TIG welding apparatus Performing Operations; Transporting 17 Expired
US4278878A Passing person counting apparatus Physics 15 Expired
US4561235A Apparatus for and method of processing and packaging photographic film Physics 14 Expired
US4023276A Diagnostic scale for interpretation of electrocardiogram Physics 13 Expired
US5149939A Automatic welding apparatus Performing Operations; Transporting 9 Expired
US4504848A Solid state image sensor with over-flow control Electricity 8 Expired
US5850394A CDMA communications system using multiplexed signaling data lines Electricity 7 Expired
US5694429A Mobile radio communication system Electricity 7 Expired
US4759399A Method and apparatus for producing hollow metal ingots Performing Operations; Transporting 6 Expired
US4517257A Recording media comprising vertical magnetization layers essentially consisting of quaternary Co--Ni--Zn--P alloys Emerging Cross-Sectional Technologies 5 Expired
US6651211B1 Method of mobile telecommunications Electricity 5 Expired

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