Inventor · Toyama, JP

Koji Shibata

48Patents
10h-index
106Co-inventors
78Inventor score

Filing activity: Nov 29, 1994 → Feb 29, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US8172947B2 Substrate processing apparatus and attaching/detaching method of reaction vessel Emerging Cross-Sectional Technologies 448 Active
US9111972B2 Substrate processing apparatus and manufacturing method for a semiconductor device Electricity 426 Active
US5910713A Discharge lamp igniting apparatus for performing a feedback control of a discharge lamp and the like Emerging Cross-Sectional Technologies 47 Expired
US6092743A Fuel injection valve Emerging Cross-Sectional Technologies 28 Expired
US7140674B2 Vehicle body frame structure Performing Operations; Transporting 28 Expired
US6194841A Discharge lamp lighting device Emerging Cross-Sectional Technologies 19 Expired
US7184726B2 Broadcast receiver Electricity 19 Expired
US5814366A Method of manufacturing multilayered ceramic substrate Electricity 17 Expired
US6544654B1 Thick-film resistor and ceramic circuit board Electricity 12 Expired
US5952793A Discharge lamp igniting apparatus including feedback control Emerging Cross-Sectional Technologies 10 Expired
US6935578B1 Fuel injection valve Emerging Cross-Sectional Technologies 7 Expired
US6592175B2 Vehicle body structure Performing Operations; Transporting 7 Expired
US6926327B2 Side member and bumper beam attaching structure Performing Operations; Transporting 5 Expired
US6356302B1 Apparatus for measuring S/N ratio of composite video signal Electricity 4 Expired
US6544904B1 Method of manufacturing semiconductor device Electricity 4 Expired
US9085462B2 Silicon nitride powder production method, silicon nitride powder, silicon nitride sintered body and circuit substrate using same Emerging Cross-Sectional Technologies 3 Active
US9746818B2 Image forming process Physics 2 Active
US8304157B2 Toner and manufacturing method thereof Physics 2 Active
US7846546B2 Electrically conducting-inorganic substance-containing silicon carbide-based fine particles, electromagnetic wave absorbing material and electromagnetic wave absorber Emerging Cross-Sectional Technologies 2 Active
US8909456B2 Engine control apparatus Emerging Cross-Sectional Technologies 1 Active
US5478784A Silicon nitride powder and silicon nitride-containing aqueous slurry Chemistry; Metallurgy 1 Expired
US8965660B2 Control apparatus for engine Emerging Cross-Sectional Technologies 1 Active
US8486601B2 Toner for electrostatic latent image development and image forming method Physics 1 Active
US6935351B2 Method of cleaning CVD device and cleaning device therefor Emerging Cross-Sectional Technologies 1 Expired
US10698331B2 Two-component developer for electrostatic charge image development Physics 0 Active

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