Inventor · Minamiashigara, JP

Masaaki Suwabe

24Patents
7h-index
42Co-inventors
69Inventor score

Filing activity: Oct 6, 1993 → Jun 24, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5449573A Method for manufacturing an electrophotographic photoreceptor Physics 43 Expired
US5849456A Toner for developing electrostatic charge image, production method thereof, and image formation method Physics 17 Expired
US6153346A Electrostatic image developing toner, process for the production thereof, electrostatic image developer and process for the formation of image Physics 14 Expired
US6096465A Toner for developing electrostatic latent image, method for manufacturing the same, developer and method for forming image Physics 14 Expired
US5998078A Method of preparing toner for electrostatic charge image development, toner for electrostatic charge image development, electrostatic charge image developer, and image forming method Physics 10 Expired
US6022662A Toner for developing electrostatic images, method of producing toner for developing electrostatic images, electrostatic image developer Physics 8 Expired
US6416918B2 TONER FOR DEVELOPING ELECTROSTATIC IMAGE, PROCESS FOR PRODUCING THE SAME, FINE RESIN PARTICLE DISPERSION, RELEASING AGENT DISPERSION, DEVELOPER FOR DEVELOPING ELECTROSTATIC IMAGE, AND PROCESS FOR FORMING IMAGE Physics 8 Expired
US6733944B2 Image forming process Physics 7 Expired
US5910389A Method for producing toner for developing images of electrostatic charge, toner for developing images of electrostatic charge, developer for images of electrostatic charge and method for forming images Physics 6 Expired
US5985501A Toner for developing electrostatic charge image, method of preparing the toner, developer for electrostatic charge image and image formation method Physics 5 Expired
US5888687A Toner for developing electrostatic charge image, production method thereof, and image formation method Physics 4 Expired
US5510217A Gallium phthalocyanine halide crystals, method for preparing the same and electrophotographic photoreceptor using the same Physics 4 Expired
US6340549B1 Toner for the development of electrostatic image, process for the preparation thereof, developer for the development of electrostatic image and process for the formation of image Physics 4 Expired
US6558864B2 Toner for developing electrostatic image, method for producing the same, electrostatic image developer, method for forming image and image forming apparatus Physics 4 Expired
US6838220B2 Toner for developing electrostatic image, process for producing toner for developing electrostatic image, developer for developing electrostatic image, and process for forming image Physics 4 Expired
US6440627B2 Toner for developing electrostatic image, process for preparation of the same, developer for electrostatic image, and process for forming image Physics 3 Expired
US7183034B2 Image forming method, image forming apparatus and toner cartridge Physics 2 Expired
US6322945A Process for producing an electrophotographic photoreceptor and the electrophotographic produced by that process Physics 1 Expired
US8568948B2 Electrostatic-image-developing toner, electrostatic image developer, method of manufacturing electrostatic-image-developing toner, toner cartridge, process cartridge, method of image formation, and image forming apparatus Physics 1 Active
US7514194B2 Toner for developing electrostatic latent image and production method thereof, electrostatic latent image developer, image forming method, and image forming apparatus Physics 1 Active
US7410741B2 Toner for electrophotography and developer for electrophotography, as well as image forming method Physics 0 Active
US7811733B2 Electrostatic latent image toner, and manufacture thereof, and electrostatic image developer, and image forming method Physics 0 Active
US8685613B2 Electrostatic latent image developing toner, method of producing electrostatic latent image developing toner, and electrostatic latent image developer Physics 0 Active
US8372574B2 Method of producing electrostatic latent image developing toner Physics 0 Active

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