Aiko Ishikawa

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic liquid developer, image forming method and appa...
- Patent number 7,122,287
- Issue date Oct 17, 2006
- Ricoh Company, Ltd.
- Tsuyoshi Asami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid recording material
- Patent number 6,939,655
- Issue date Sep 6, 2005
- Research Laboratories of Australia PTY Ltd.
- Kazuo Tsubuko
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Recording liquid and image forming method using the recording liquid
- Patent number 6,692,881
- Issue date Feb 17, 2004
- Ricoh Company Limited
- Kazuo Tsubuko
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid recording material
- Patent number 6,620,569
- Issue date Sep 16, 2003
- Ricoh Company, Ltd.
- Kazuo Tsubuko
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid developer for developing electrostatic image and image formi...
- Patent number 6,447,973
- Issue date Sep 10, 2002
- Ricoh Company, Ltd.
- Tsuyoshi Asami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Recording liquid and image forming method using the recording liquid
- Publication number 20040259015
- Publication date Dec 23, 2004
- Kazuo Tsubuko
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Liquid recording material
- Publication number 20040010075
- Publication date Jan 15, 2004
- Kazuo Tsubuko
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Electrophotographic liquid developer, image forming method and appa...
- Publication number 20040005510
- Publication date Jan 8, 2004
- Tsuyoshi Asami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Recording liquid and image forming method using the recording liquid
- Publication number 20030099894
- Publication date May 29, 2003
- Kazuo Tsubuko
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Liquid recording material
- Publication number 20030065064
- Publication date Apr 3, 2003
- Kazuo Tsubuko
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Liquid recording material
- Publication number 20020081515
- Publication date Jun 27, 2002
- Kazuo Tsubuko
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY