Hirofumi KOGA

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Silicone rubber composition, fixing member, manufacturing method of...
- Patent number 11,130,862
- Issue date Sep 28, 2021
- Konica Minolta, Inc.
- Hiroyuki Yasukawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Fixing belt and fixing device and image forming apparatus using the...
- Patent number 10,289,045
- Issue date May 14, 2019
- Konica Minolta, Inc.
- Izumi Mukoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing belt, fixing device, and image forming apparatus
- Patent number 10,185,260
- Issue date Jan 22, 2019
- Konica Minolta, Inc.
- Izumi Mukoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing belt, fixing device, image forming apparatus and image forma...
- Patent number 10,031,454
- Issue date Jul 24, 2018
- Konica Minolta, Inc.
- Izumi Mukoyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing belt, fixing device, and image forming apparatus
- Patent number 9,939,764
- Issue date Apr 10, 2018
- Konica Minolta, Inc.
- Hirofumi Koga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing belt, fixing device, and image forming apparatus
- Patent number 9,811,032
- Issue date Nov 7, 2017
- Konica Minolta, Inc.
- Hirofumi Koga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming method
- Patent number 7,799,500
- Issue date Sep 21, 2010
- Konica Minolta Business Technologies, Inc.
- Makoto Kobayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic toner and electrophotographic developer by use...
- Patent number 7,727,697
- Issue date Jun 1, 2010
- Konica Minolta Business Technologies, Inc.
- Shiro Hirano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic toner
- Patent number 7,700,253
- Issue date Apr 20, 2010
- Konica Minolta Business Technologies, Inc.
- Takao Yamanouchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming method and image forming apparatus
- Patent number 7,682,766
- Issue date Mar 23, 2010
- Konica Minolta Business Technologies, Inc.
- Shingo Fujimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
SILICONE RUBBER COMPOSITION, FIXING MEMBER, MANUFACTURING METHOD OF...
- Publication number 20200017684
- Publication date Jan 16, 2020
- Konica Minolta, Inc.
- Hiroyuki Yasukawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SILICONE RUBBER COMPOSITION, FIXING MEMBER, FIXING ROLLER, AND MAN...
- Publication number 20190250538
- Publication date Aug 15, 2019
- Konica Minolta, Inc.
- Yoshiyasu MATSUMOTO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MANUFACTURING METHOD AND MANUFACTURING APPARATUS FOR SILICONE RUBBE...
- Publication number 20180250896
- Publication date Sep 6, 2018
- Konica Minolta, Inc.
- Yoshiyasu Matsumoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
FIXING BELT, FIXING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20180088500
- Publication date Mar 29, 2018
- Konica Minolta, Inc.
- Izumi MUKOYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING BELT, FIXING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20170308011
- Publication date Oct 26, 2017
- Konica Minolta, Inc.
- Hirofumi Koga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING BELT AND FIXING DEVICE AND IMAGE FORMING APPARATUS USING THE...
- Publication number 20170277090
- Publication date Sep 28, 2017
- Konica Minolta, Inc.
- Izumi MUKOYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING BELT, FIXING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20160363897
- Publication date Dec 15, 2016
- Konica Minolta, Inc.
- Hirofumi Koga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING BELT, FIXING DEVICE, IMAGE FORMING APPARATUS AND IMAGE FORMA...
- Publication number 20160223967
- Publication date Aug 4, 2016
- Konica Minolta, Inc.
- IZUMI MUKOYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC TONER AND ELECTROPHOTOGRAPHIC DEVELOPER BY USE...
- Publication number 20080020316
- Publication date Jan 24, 2008
- Konica Minolta Business Technologies, Inc.
- Shiro HIRANO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC IMAGE FORMING METHOD AND IMAGE FORMING APPARATUS
- Publication number 20070254233
- Publication date Nov 1, 2007
- Konica Minolta Business Technologies, Inc.
- Shingo FUJIMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC TONER
- Publication number 20070178397
- Publication date Aug 2, 2007
- Konica Minolta Business Technologies, Inc.
- Takao YAMANOUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming method
- Publication number 20070178399
- Publication date Aug 2, 2007
- Makoto Kobayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Hirofumi KOGA

Person

Patents Grantslast 30 patents

Silicone rubber composition, fixing member, manufacturing method of...

Fixing belt and fixing device and image forming apparatus using the...

Fixing belt, fixing device, and image forming apparatus

Fixing belt, fixing device, image forming apparatus and image forma...

Fixing belt, fixing device, and image forming apparatus

Fixing belt, fixing device, and image forming apparatus

Image forming method

Electrophotographic toner and electrophotographic developer by use...

Electrophotographic toner

Electrophotographic image forming method and image forming apparatus

Patents Applicationslast 30 patents

SILICONE RUBBER COMPOSITION, FIXING MEMBER, MANUFACTURING METHOD OF...

SILICONE RUBBER COMPOSITION, FIXING MEMBER, FIXING ROLLER, AND MAN...

MANUFACTURING METHOD AND MANUFACTURING APPARATUS FOR SILICONE RUBBE...

FIXING BELT, FIXING DEVICE, AND IMAGE FORMING APPARATUS

FIXING BELT, FIXING DEVICE, AND IMAGE FORMING APPARATUS

FIXING BELT AND FIXING DEVICE AND IMAGE FORMING APPARATUS USING THE...

FIXING BELT, FIXING DEVICE, AND IMAGE FORMING APPARATUS

FIXING BELT, FIXING DEVICE, IMAGE FORMING APPARATUS AND IMAGE FORMA...

ELECTROPHOTOGRAPHIC TONER AND ELECTROPHOTOGRAPHIC DEVELOPER BY USE...

ELECTROPHOTOGRAPHIC IMAGE FORMING METHOD AND IMAGE FORMING APPARATUS

ELECTROPHOTOGRAPHIC TONER

Image forming method