Eichi KOIZUMI

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus, system, and method of controlling image capturing, and r...
- Patent number 10,638,039
- Issue date Apr 28, 2020
- Ricoh Company, Ltd.
- Kazuhiro Yoshida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microlens substrate and imaging apparatus
- Patent number 9,588,260
- Issue date Mar 7, 2017
- Ricoh Company, Ltd.
- Eichi Koizumi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Image forming apparatus capable of optimally controlling toner conc...
- Patent number 8,615,174
- Issue date Dec 24, 2013
- Ricoh Company, Ltd.
- Eichi Koizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,311,423
- Issue date Nov 13, 2012
- Ricoh Company, Limited
- Eichi Koizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Supply control unit and image forming apparatus
- Patent number 8,254,795
- Issue date Aug 28, 2012
- Ricoh Company, Limited
- Eichi Koizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including developing unit and toner supplyi...
- Patent number 8,238,768
- Issue date Aug 7, 2012
- Ricoh Company, Limited
- Eichi Koizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus for maintaining a uniform toner concentration
- Patent number 8,139,962
- Issue date Mar 20, 2012
- Ricoh Company Limited
- Eichi Koizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE PROCESSING APPARATUS, IMAGING SYSTEM, COMMUNICATION SYSTEM, I...
- Publication number 20190124274
- Publication date Apr 25, 2019
- Takuroh NAITOH
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
APPARATUS, SYSTEM, AND METHOD OF CONTROLLING IMAGE CAPTURING, AND R...
- Publication number 20180184001
- Publication date Jun 28, 2018
- Kazuhiro Yoshida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MICROLENS SUBSTRATE AND IMAGING APPARATUS
- Publication number 20160274277
- Publication date Sep 22, 2016
- Eichi KOIZUMI
- G02 - OPTICS
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120163845
- Publication date Jun 28, 2012
- Eichi KOIZUMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS CAPABLE OF OPTIMALLY CONTROLLING TONER CONC...
- Publication number 20120027434
- Publication date Feb 2, 2012
- Eichi KOIZUMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20100086320
- Publication date Apr 8, 2010
- Eichi KOIZUMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20100086322
- Publication date Apr 8, 2010
- Eichi KOIZUMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20080273885
- Publication date Nov 6, 2008
- Eichi KOIZUMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Eichi KOIZUMI

Person

Patents Grantslast 30 patents

Apparatus, system, and method of controlling image capturing, and r...

Microlens substrate and imaging apparatus

Image forming apparatus capable of optimally controlling toner conc...

Image forming apparatus

Supply control unit and image forming apparatus

Image forming apparatus including developing unit and toner supplyi...

Image forming apparatus for maintaining a uniform toner concentration

Patents Applicationslast 30 patents

IMAGE PROCESSING APPARATUS, IMAGING SYSTEM, COMMUNICATION SYSTEM, I...

APPARATUS, SYSTEM, AND METHOD OF CONTROLLING IMAGE CAPTURING, AND R...

MICROLENS SUBSTRATE AND IMAGING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS CAPABLE OF OPTIMALLY CONTROLLING TONER CONC...

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS