P

Inventor

ARAI TAKESHI

JP89 patents
⚠️ This page may combine multiple inventors who share the name “ARAI TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MINOLTA CO LTD

17 patents
US6541173B1Apr 1, 2003

Color toner for developing electrostatic image comprising two kinds of polyesters and two kinds of releasing agents

MINOLTA CO LTD22 citations92
US6338929B1Jan 15, 2002

Toner for developing an electrostatic latent image

MINOLTA CO LTD41 citations92
US5976750ANov 2, 1999

Electrostatic latent image-developing toner containing specified toner particles and specified external additives

MINOLTA CO LTD24 citations92
US5776646AJul 7, 1998

Negatively chargeable toner with specified fine particles added externally

MINOLTA CO LTD38 citations92
US5759731AJun 2, 1998

Toner for electrophotography with specified fine particles added externally

MINOLTA CO LTD24 citations92
US5747211AMay 5, 1998

Toner for developing electrostatic latent images

MINOLTA CO LTD25 citations92
US5707769AJan 13, 1998

Yellow toner and magenta toner and image forming apparatus and method using same

MINOLTA CO LTD27 citations89
US6344302B1Feb 5, 2002

Developer for developing electrostatic latent images

MINOLTA CO LTD16 citations84
US6335135B1Jan 1, 2002

Toner for developing electrostatic latent image

MINOLTA CO LTD18 citations84
US6899985B2May 31, 2005

Toner for developing electrostatic latent image

MINOLTA CO LTD7 citations74
US6506530B1Jan 14, 2003

Color toner for developing electrostatic image, comprising first linear polyester and second non-linear polyester as binder resin

MINOLTA CO LTD12 citations74
US6352808B1Mar 5, 2002

Electrostatic-latent-image developing toner and inorganic particles used for such a toner

MINOLTA CO LTD9 citations74
US5879848AMar 9, 1999

Toner for full color developing

MINOLTA CO LTD10 citations74
US5840458ANov 24, 1998

Developer for developing an electrostatic latent image to which laminated titanium oxide is externally added

MINOLTA CO LTD13 citations74
US5794105AAug 11, 1998

Image forming apparatus and toner for full color development

MINOLTA CO LTD8 citations74
US5759728AJun 2, 1998

Black toner for developing electrostatic latent images with carbon black dispersed in specific distribution

MINOLTA CO LTD12 citations74
US6132920AOct 17, 2000

Toner for developing electrostatic latent image

MINOLTA CO LTD6 citations73

TORAY INDUSTRIES

5 patents

SHINETSU HANDOTAI KK

4 patents

MITSUBISHI ELECTRIC CORP

3 patents

ASAHI CHEMICAL IND

2 patents

HITACHI LTD

2 patents

(unassigned)

2 patents

YAMAKYU CHAIN KK

1 patent

LION FAT OIL CO LTD

1 patent

HITACHI HIGH TECH CORP

1 patent

SANYO ELECTRIC CO

1 patent

NIPPON OILS & FATS CO LTD

1 patent

KINUGAWA RUBBER IND

1 patent

SHARP KK

1 patent

NITTO CHEMICAL INDUSTRY CO LTD

1 patent

FUJI HEAVY IND LTD

1 patent

NISSHIN SPINNING

1 patent

NAGAO KAZUMASA

1 patent

KONICA MINOLTA INC

1 patent

YMS KK

1 patent

MURATA MANUFACTURING CO

1 patent

SHIMAZAKI TSUTOMU

1 patent

Showing the top 50 of 89 patents by PatentIndex Score.