P

Inventor

KATO MASAYOSHI

JP62 patents
⚠️ This page may combine multiple inventors who share the name “KATO MASAYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

26 patents
US7833685B2Nov 16, 2010

Coloring compound and yellow toner containing the coloring compound

CANON KK60 citations98
US7833687B2Nov 16, 2010

Aqueous dispersion of fine resin particles, method for producing aqueous dispersion of fine resin particles, and method for producing toner particles

CANON KK62 citations98
US7288357B2Oct 30, 2007

Cyan toner and method of producing cyan toner

CANON KK31 citations93
US7264910B2Sep 4, 2007

Cyan toner and method of producing cyan toner

CANON KK35 citations93
US5364720ANov 15, 1994

Magnetic developer for developing electrostatic images

CANON KK28 citations93
US6207339B1Mar 27, 2001

Process for producing toner

CANON KK28 citations92
US5753396AMay 19, 1998

Image forming method

CANON KK35 citations92
US5489498AFeb 6, 1996

Toner for developing electrostatic image and method of manufacturing resin composition

CANON KK36 citations92
US5447815ASep 5, 1995

Developer for developing electrostatic image and image forming method

CANON KK20 citations92
US5424810AJun 13, 1995

Magnetic toner, magnetic developer, apparatus unit, image forming apparatus and facsimile apparatus

CANON KK37 citations92
US5338638AAug 16, 1994

Toner for developing electrostatic image and process for production thereof

CANON KK30 citations92
US5319424AJun 7, 1994

Developer for developing electrostatic image, image forming method, electrophotographic apparatus, apparatus unit, and facsimile apparatus

CANON KK25 citations92
US5165549ANov 24, 1992

Gas current classifying separator

CANON KK27 citations92
US5111998AMay 12, 1992

Process for producing toner for developing electrostatic image and apparatus system therefor

CANON KK38 citations92
US5016823AMay 21, 1991

Air current classifier, process for preparing toner, and apparatus for preparing toner

CANON KK48 citations92
US4844349AJul 4, 1989

Process for producing toner for developing electrostatic images and apparatus therefor

CANON KK34 citations92
US5215845AJun 1, 1993

Image forming method and image forming apparatus

CANON KK36 citations91
US4930707AJun 5, 1990

Pneumatic pulverizer and pulverizing method

CANON KK35 citations91
US10151990B2Dec 11, 2018

Toner

CANON KK16 citations83
US5270143ADec 14, 1993

Developer for developing electrostatic image, image forming method, electrophotographic apparatus, apparatus unit, and facsimile apparatus

CANON KK19 citations82
US5854365ADec 29, 1998

Toner for developing electrostatic image and method of manufacturing resin composition

CANON KK9 citations74
US5435496AJul 25, 1995

Collision-type gas current pulverizer and method for pulverizing powders

CANON KK9 citations74
US5316222AMay 31, 1994

Collision type gas current pulverizer and method for pulverizing powders

CANON KK12 citations74
US4802977AFeb 7, 1989

Process for size separating toner particles

CANON KK19 citations74
US9442418B2Sep 13, 2016

Developing device, process cartridge and image forming apparatus

CANON KK4 citations73
US5712075AJan 27, 1998

Gas current classifier and process for producing toner

CANON KK8 citations72

MATSUSHITA ELECTRONICS CORP

10 patents

RICOH KK

4 patents

NISSAN MOTOR

2 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

2 patents

MURAI YASUAKI

1 patent

SHIBATA TAKAHO

1 patent

KAWASAKI HEAVY IND LTD

1 patent

SHIRASAKA HARUKI

1 patent

HAMAMATSU PHOTONICS KK

1 patent

AISIN AW CO

1 patent

Showing the top 50 of 62 patents by PatentIndex Score.