Kazushige Oonishi

Person

Hitachi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming and recording apparatus with three pressure members
- Patent number 6,928,257
- Issue date Aug 9, 2005
- Ricoh Printing Systems, Ltd.
- Toshio Ogiso
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color electrographic apparatus with developing device having separa...
- Patent number 6,701,115
- Issue date Mar 2, 2004
- Hitachi, Ltd.
- Toru Miyasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color electrographic apparatus with developing device having separa...
- Patent number 6,516,171
- Issue date Feb 4, 2003
- Hitachi, Ltd.
- Toru Miyasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device with toner storing and recovery chambers
- Patent number 6,321,058
- Issue date Nov 20, 2001
- Hitachi, Ltd.
- Toru Miyasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and electrophotographic device
- Patent number 6,144,829
- Issue date Nov 7, 2000
- Hitachi, Ltd.
- Toru Miyasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus and image forming apparatus having the same
- Patent number 6,038,416
- Issue date Mar 14, 2000
- Hitachi, Ltd.
- Tadashi Okano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having improved toner carrier arrangement
- Patent number 5,797,075
- Issue date Aug 18, 1998
- Hitachi, Ltd.
- Masahiko Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Image forming and recording apparatus
- Publication number 20040057759
- Publication date Mar 25, 2004
- Toshio Ogiso
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Color electrographic apparatus with developing device having separa...
- Publication number 20030113140
- Publication date Jun 19, 2003
- Toru Miyasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device and electrophotographic device
- Publication number 20020028095
- Publication date Mar 7, 2002
- Toru Miyasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Kazushige Oonishi

Person

Patents Grantslast 30 patents

Image forming and recording apparatus with three pressure members

Color electrographic apparatus with developing device having separa...

Color electrographic apparatus with developing device having separa...

Developing device with toner storing and recovery chambers

Developing device and electrophotographic device

Developing apparatus and image forming apparatus having the same

Image forming apparatus having improved toner carrier arrangement

Patents Applicationslast 30 patents

Image forming and recording apparatus

Color electrographic apparatus with developing device having separa...

Developing device and electrophotographic device