Toru Iwata

Person

Kashiwa-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Ferrite carrier core material and ferrite carrier for electrophotog...
- Patent number 9,081,318
- Issue date Jul 14, 2015
- Powdertech Co., Ltd.
- Tomoyuki Suwa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier core material and carrier for electrophotographic developer...
- Patent number 8,895,218
- Issue date Nov 25, 2014
- Powdertech Co., Ltd.
- Takashi Kojima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Porous ferrite core material for electrophotographic developer, res...
- Patent number 8,728,699
- Issue date May 20, 2014
- Powedertech Co., Ltd.
- Toru Iwata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ferrite core material and ferrite carrier for electrophotographic d...
- Patent number 8,535,867
- Issue date Sep 17, 2013
- Powdertech Co., Ltd.
- Tomoyuki Suwa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ferrite carrier core material and ferrite carrier for electrophotog...
- Patent number 8,465,898
- Issue date Jun 18, 2013
- Powdertech Co., Ltd.
- Toru Iwata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Irregular shaped ferrite carrier and electrophotographic developer...
- Patent number 7,598,011
- Issue date Oct 6, 2009
- Powdertech Co., Ltd.
- Hiromichi Kobayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
FERRITE CARRIER CORE MATERIAL AND FERRITE CARRIER FOR ELECTROPHOTOG...
- Publication number 20130171558
- Publication date Jul 4, 2013
- POWDERTECH CO., LTD.
- Tomoyuki Suwa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FERRITE CARRIER CORE MATERIAL AND FERRITE CARRIER FOR ELECTROPHOTOG...
- Publication number 20120003579
- Publication date Jan 5, 2012
- POWDERTECH CO., LTD.
- Toru IWATA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FERRITE CORE MATERIAL AND FERRITE CARRIER FOR ELECTROPHOTOGRAPHIC D...
- Publication number 20110212399
- Publication date Sep 1, 2011
- POWDERTECH CO., LTD.
- Tomoyuki SUWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CORE MATERIAL OF FERRITE CARRIER AND FERRITE CARRIER FOR ELECTROPHO...
- Publication number 20110183253
- Publication date Jul 28, 2011
- POWDERTECH CO., LTD.
- Koji AGA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POROUS FERRITE CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPER, RES...
- Publication number 20110129772
- Publication date Jun 2, 2011
- POWDERTECH CO., LTD.
- Toru IWATA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARRIER CORE MATERIAL AND CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER...
- Publication number 20100196818
- Publication date Aug 5, 2010
- POWDERTECH CO., LTD.
- Takashi KOJIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Irregular shaped ferrite carrier and electrophotographic developer...
- Publication number 20060194137
- Publication date Aug 31, 2006
- POWDERTECH CO., LTD.
- Hiromichi Kobayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Person

Patents Grantslast 30 patents

Ferrite carrier core material and ferrite carrier for electrophotog...

Carrier core material and carrier for electrophotographic developer...

Porous ferrite core material for electrophotographic developer, res...

Ferrite core material and ferrite carrier for electrophotographic d...

Ferrite carrier core material and ferrite carrier for electrophotog...

Irregular shaped ferrite carrier and electrophotographic developer...

Patents Applicationslast 30 patents

FERRITE CARRIER CORE MATERIAL AND FERRITE CARRIER FOR ELECTROPHOTOG...

FERRITE CARRIER CORE MATERIAL AND FERRITE CARRIER FOR ELECTROPHOTOG...

FERRITE CORE MATERIAL AND FERRITE CARRIER FOR ELECTROPHOTOGRAPHIC D...

CORE MATERIAL OF FERRITE CARRIER AND FERRITE CARRIER FOR ELECTROPHO...

POROUS FERRITE CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPER, RES...

CARRIER CORE MATERIAL AND CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER...

Irregular shaped ferrite carrier and electrophotographic developer...