Inventor · Shizuoka, JP

Tatsuya Nakamura

180Patents
23h-index
226Co-inventors
93Inventor score

Filing activity: Mar 12, 1982 → Nov 21, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5362761A Process for fabricating porous silicone product Chemistry; Metallurgy 89 Expired
US5201663A Connector with flexible mounting features Electricity 59 Expired
US5224866A Surface mount connector Electricity 55 Expired
US5827632A Toner for developing electrostatic image containing hydrophobized inorganic fine powder Physics 43 Expired
US5635325A Toner for developing electrostatic images and image forming method Physics 40 Expired
US6465144B2 Magnetic toner, process for production thereof, and image forming method, apparatus and process cartridge using the toner Physics 39 Expired
US5529873A Toner for developing electrostatic images and process for producing toner Physics 35 Expired
US6569589B2 Toner, toner production process and image forming method Physics 35 Expired
US5915368A Air/fuel ratio control apparatus that uses a neural network Emerging Cross-Sectional Technologies 31 Expired
US5657737A Air-fuel ratio control system Mechanical Engineering; Lighting; Heating 31 Expired
US5741617A Toner for developing electrostatic images Emerging Cross-Sectional Technologies 30 Expired
US5300386A Developer for developing electrostatic image, image forming method and heat fixing method Physics 28 Expired
US6002903A Toner for developing electrostatic image, apparatus unit and image forming method Physics 28 Expired
US5712072A Toner for developing electrostatic image Physics 28 Expired
US5578407A Color toner for developing electrostatic images, process for its production, and color image forming method Physics 27 Expired
US5354640A Toner for developing electrostatic image Emerging Cross-Sectional Technologies 27 Expired
US5219697A Toner for developing electrostatic image comprising color resin particles having an irregular shape Emerging Cross-Sectional Technologies 26 Expired
US5753399A Toner for developing electrostatic image containing crosslined styrene copolymer and a new-crosslinked or crosslinked polyester resin Physics 26 Expired
US5510222A Toner for developing electrostatic image and process for production thereof Physics 26 Expired
US6183927A Toner and image forming method Physics 26 Expired
US5753396A Image forming method Physics 25 Expired
US5948582A Toner for developing electrostatic image, image forming method and developing apparatus unit Physics 24 Expired
US5698354A Image-forming method and image-forming apparatus Physics 24 Expired
US5116712A Color toner containing organic pigment and process for producing the same Physics 23 Expired
US5558967A Toner for developing electrostatic image and two-component type developer for developing electrostatic image Physics 18 Expired

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