Inventor · Tachikawa, JP

Yoshinobu Kobayashi

19Patents
8h-index
28Co-inventors
72Inventor score

Filing activity: Nov 23, 1976 → May 22, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US4955082A Mobile communication system Electricity 84 Expired
US4947452A Mobile communication system Electricity 46 Expired
US5435777A Coin packaging apparatus Physics 43 Expired
US5357138A Coaxial wiring pattern structure in a multilayered wiring board Electricity 43 Expired
US4270952A Process for preparing titanium carbide-tungsten carbide base powder for cemented carbide alloys Chemistry; Metallurgy 30 Expired
US5048375A Method for constructing a rotating cutting tool Emerging Cross-Sectional Technologies 21 Expired
US4491967A Systems for locating mobile objects by inductive radio Performing Operations; Transporting 20 Expired
US5283081A Process for manufacturing a ceramic wiring substrate having a low dielectric constant Electricity 11 Expired
US4782108A Polyphenylene ether compositions Chemistry; Metallurgy 7 Expired
US7703280B2 Hydraulic ride control system for working vehicle Fixed Constructions 6 Expired
US4684684A Thermoplastic resin composition having improved moldability comprising homogeneous blends of the resin with diamides Chemistry; Metallurgy 6 Expired
US9494171B2 Multiple valve device Emerging Cross-Sectional Technologies 5 Active
US4887496A Method of making drills, endmills and other rotating-and-cutting tools Emerging Cross-Sectional Technologies 5 Expired
US4882502A Integrated circuit for controlling the loads of automobile circuitry Electricity 4 Expired
US7611059B2 Code reading device and program Physics 3 Active
US4879360A Polyphenylene ether resin composition Emerging Cross-Sectional Technologies 3 Expired
US4092156A Process for preparing titanium carbide base powder for cemented carbide alloys Chemistry; Metallurgy 2 Expired
US9175456B2 Hydraulic control device for working vehicle Mechanical Engineering; Lighting; Heating 0 Active
US6727825B2 Structure of string resistor body in an operation panel device Electricity 0 Expired

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