P

Inventor

HASEGAWA YUKI

JP39 patents
⚠️ This page may combine multiple inventors who share the name “HASEGAWA YUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

12 patents
US8377616B2Feb 19, 2013

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

CANON KK57 citations98
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
US8936894B2Jan 20, 2015

Magenta toner containing compound having AZO skeleton

CANON KK4 citations73
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
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
US9176407B2Nov 3, 2015

Toner and method for manufacturing toner particles

CANON KK0 citations42
US9470995B2Oct 18, 2016

Compound having azo skeleton and pigment dispersant, pigment composition, pigment dispersion, and toner containing the compound

CANON KK0 citations41

MYTECH CO LTD

4 patents

UNIV TOKYO

3 patents

MITSUBISHI ELECTRIC CORP

3 patents

DENSO WAVE INC

2 patents

HASEGAWA YUKI

2 patents

OMRON TATEISI ELECTRONICS CO

2 patents

FUJITSU FRONTECH LTD

2 patents

KAWAMURA MASASHI

1 patent

TANAKA MASATAKE

1 patent

KISHIOKA HIROAKI

1 patent

MURAI YASUAKI

1 patent

NITTO DENKO CORP

1 patent

IGARASHI KAZUMASA

1 patent

FUJITSU LTD

1 patent

TOYOTA JIDOSHOKKI KK

1 patent

SUZUKI HARUKAZU

1 patent