Tsutomu Saitoh

Person

Kumagaya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Carrier for magnetic developer and method of electrophotographicall...
- Patent number 6,134,413
- Issue date Oct 17, 2000
- Hitachi Metals, Ltd.
- Masumi Asanae
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ferrite carrier for electrophotographic development
- Patent number 5,900,343
- Issue date May 4, 1999
- Hitachi Metals, Ltd.
- Masahisa Ochiai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ferrite carrier, two-component developer and electrostatic imaging...
- Patent number 5,876,893
- Issue date Mar 2, 1999
- Hitachi Metals, Ltd.
- Masahisa Ochiai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ferrite carrier for electrophotographic development
- Patent number 5,789,129
- Issue date Aug 4, 1998
- Hitachi Metals, Ltd.
- Masahisa Ochiai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of electrostatically forming visual image
- Patent number 5,669,051
- Issue date Sep 16, 1997
- Hitachi Metals, Ltd.
- Masahisa Ochiai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of forming image using magnetic developer with high volume r...
- Patent number 5,565,967
- Issue date Oct 15, 1996
- Hitachi Metals, Ltd.
- Masahisa Ochiai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic carrier for developer
- Patent number 5,547,795
- Issue date Aug 20, 1996
- Hitachi Metals, Ltd.
- Masahisa Ochiai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Binary developer
- Patent number 5,516,613
- Issue date May 14, 1996
- Hitachi Metals, Ltd.
- Masumi Asanae
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier for developer of electrostatic latent images
- Patent number 5,496,673
- Issue date Mar 5, 1996
- Hitachi Metals, Ltd.
- Tsutomu Saitoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier for developer and method of electrophotographically forming...
- Patent number 5,483,329
- Issue date Jan 9, 1996
- Hitachi Metals, Ltd.
- Masumi Asanae
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Tsutomu Saitoh

Person

Patents Grantslast 30 patents

Carrier for magnetic developer and method of electrophotographicall...

Ferrite carrier for electrophotographic development

Ferrite carrier, two-component developer and electrostatic imaging...

Ferrite carrier for electrophotographic development

Method of electrostatically forming visual image

Method of forming image using magnetic developer with high volume r...

Magnetic carrier for developer

Binary developer

Carrier for developer of electrostatic latent images

Carrier for developer and method of electrophotographically forming...