P

Inventor

HIROSE MASASHI

JP67 patents
⚠️ This page may combine multiple inventors who share the name “HIROSE MASASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

33 patents
US8377616B2Feb 19, 2013

AZO compound, and pigment dispersant, pigment composition, pigment dispersion and toner including the azo compound

CANON KK57 citations98
US6399257B1Jun 4, 2002

Color filter manufacturing method, color filter manufactured by the method, and liquid crystal device employing the color filter

CANON KK157 citations98
US6921433B2Jul 26, 2005

Aqueous dispersion of water-insoluble-colorant-containing particle and preparation process thereof, water-insoluble-colorant-containing particle and preparation process thereof, and ink

CANON KK55 citations96
US6501527B1Dec 31, 2002

Liquid crystal elemental device, production process thereof and spacer-bearing substrate

CANON KK69 citations96
US6312771B1Nov 6, 2001

Production process of color filter for liquid crystal display device and ink

CANON KK48 citations96
US6203604B1Mar 20, 2001

Ink, color filter, liquid crystal panel, and computer, and process for producing color filter

CANON KK64 citations96
US6084006AJul 4, 2000

Color filter, liquid crystal using the same, manufacturing methods thereof, and ink for ink jet used in the manufacturing method

CANON KK47 citations96
US5948577ASep 7, 1999

Color filter substrate, liquid crystal display device using the same and method of manufacturing color filter substrate

CANON KK69 citations96
US5922401AJul 13, 1999

Production process of color filter for liquid crystal display device and ink

CANON KK74 citations96
US8815484B2Aug 26, 2014

Toner including compound having bisazo skeleton

CANON KK52 citations94
US9715187B2Jul 25, 2017

Method of producing a compound having a colorant structure, and toner containing a compound obtained by the production method

CANON KK23 citations93
US9556290B2Jan 31, 2017

Method for producing compound having colorant structure at main chain terminal of polymer, and pigment dispersant, pigment composition, pigment dispersion and toner containing compound obtained by the production method

CANON KK22 citations93
US6533852B2Mar 18, 2003

Recording ink, method for ink jet recording, method for producing color filter, color filter, method for producing liquid crystal display panel, liquid crystal display panel, and yellow ink

CANON KK40 citations93
US6339461B1Jan 15, 2002

Method for forming spacers, manufacturing method for a color filter having the spacers, and liquid crystal element formed by using the manufacturing method

CANON KK30 citations93
US6238827B1May 29, 2001

Color filter, liquid crystal display panel, computer, and method for manufacturing color filter

CANON KK25 citations93
US6162510ADec 19, 2000

Method of manufacturing a color filter

CANON KK35 citations93
US6063174AMay 16, 2000

Ink for use in ink-jet recording, color filter, liquid crystal panel, computer and method for producing color filter

CANON KK19 citations93
US6022647AFeb 8, 2000

Method for making color filter substrate, color filter substrate produced by the method, and liquid crystal device using the substrate

CANON KK26 citations93
US7504488B2Mar 17, 2009

Dye, dye production method and ink containing dye

CANON KK20 citations92
US6248482B1Jun 19, 2001

Ink, color filter, liquid crystal panel, and computer, and process for producing color filter

CANON KK40 citations92
US11079695B2Aug 3, 2021

Toner external additive and toner

CANON KK9 citations86
US8343269B2Jan 1, 2013

Colorant compound

CANON KK17 citations83
US8936894B2Jan 20, 2015

Magenta toner containing compound having AZO skeleton

CANON KK4 citations73
US9618867B2Apr 11, 2017

Pigment dispersion and toner

CANON KK3 citations72
US9371462B2Jun 21, 2016

Production process for self-dispersible pigment, self-dispersible pigment, ink, ink cartridge and ink jet recording method

CANON KK2 citations63
US8962726B2Feb 24, 2015

Compound having bisazo skeleton, pigment dispersant containing the compound, pigment composition, pigment dispersion, ink and resist composition for color filter

CANON KK3 citations63
US8916318B2Dec 23, 2014

Black toner containing compound having azo skeleton

CANON KK3 citations63
US7615703B2Nov 10, 2009

Electrolyte composition, dye-sensitized solar cell and production method thereof

CANON KK2 citations63
US8927187B2Jan 6, 2015

Cyan toner containing compound having azo skeleton

CANON KK3 citations62
US9298118B2Mar 29, 2016

Azo compound, pigment dispersant containing the azo compound, pigment composition, pigment dispersion and toner

CANON KK1 citations52
US9249308B2Feb 2, 2016

Compound having bisazo dye skeleton, pigment composition containing the same, pigment dispersion, ink, and color filter resist composition

CANON KK0 citations52
US7985288B2Jul 26, 2011

Colorant compound and ink including the colorant compound

CANON KK1 citations52
US7981207B2Jul 19, 2011

Dye compound and ink containing dye compound

CANON KK0 citations52

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

3 patents

MURAI YASUAKI

3 patents

HONDA MOTOR CO LTD

2 patents

TANI YUTAKA

2 patents

TANAKA MASATAKE

2 patents

KAWAMURA MASASHI

1 patent

COPAL ELECTRONICS

1 patent

UJIFUSA TAKAYUKI

1 patent

NGK SPARK PLUG CO

1 patent

TOSHIBA KK

1 patent

Showing the top 50 of 67 patents by PatentIndex Score.