Ryuji Katsuragi

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Liquid composition, ink-jet recording process, ink-jet recording in...
- Patent number 8,205,980
- Issue date Jun 26, 2012
- Canon Kabushiki Kaisha
- Yasuharu Notoya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink and ink jet recording method
- Patent number 7,926,931
- Issue date Apr 19, 2011
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink jet head substrate having heat generating resistor and ink jet...
- Patent number 7,637,581
- Issue date Dec 29, 2009
- Canon Kabushiki Kaisha
- Koromo Shirota
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink jet head substrate having heat generating resistor and ink jet...
- Patent number 7,219,971
- Issue date May 22, 2007
- Canon Kabushiki Kaisha
- Koromo Shirota
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Production process of light amount-adjusting member, light amount-a...
- Patent number 7,189,014
- Issue date Mar 13, 2007
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Production process of light amount adjustment member, light amount...
- Patent number 7,070,344
- Issue date Jul 4, 2006
- Canon Kabushiki Kaisha
- Osamu Kanome
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
INK, INK-JET INK, METHOD FOR REDUCING KOGATION ON SURFACE OF HEATER...
- Patent number 6,902,264
- Issue date Jun 7, 2005
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid composition, ink for ink-jet, ink set for ink-jet recording,...
- Patent number 6,827,434
- Issue date Dec 7, 2004
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid discharging head, method for manufacturing a liquid discharg...
- Patent number 6,752,487
- Issue date Jun 22, 2004
- Canon Kabushiki Kaisha
- Masahiko Kubota
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
INK-JET INK, METHOD FOR ALLEVIATING KOGATION ON SURFACE OF HEATER O...
- Patent number 6,682,588
- Issue date Jan 27, 2004
- Canon Kabushiki Kaisha
- Makoto Shioya
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method of reducing kogation of heater of ink-jet recording head, in...
- Patent number 6,644,798
- Issue date Nov 11, 2003
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid composition, ink for ink-jet, ink set for ink-jet recording,...
- Patent number 6,607,266
- Issue date Aug 19, 2003
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Cleaning ink-jet recording head with liquid composition
- Patent number 6,604,809
- Issue date Aug 12, 2003
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid composition, ink set for ink-jet recording, ink-jet recordin...
- Patent number 6,550,903
- Issue date Apr 22, 2003
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid discharge head, method for producing the same and liquid dis...
- Patent number 6,540,330
- Issue date Apr 1, 2003
- Canon Kabushiki Kaisha
- Masahiko Kubota
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of reducing kogation on heater of ink-jet recording head, in...
- Patent number 6,533,398
- Issue date Mar 18, 2003
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid composition, ink set for ink-jet recording, ink-jet recordin...
- Patent number 6,533,406
- Issue date Mar 18, 2003
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid composition, method of cleaning ink-jet recording head, ink-...
- Patent number 6,514,920
- Issue date Feb 4, 2003
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
INK, INK-JET INK, METHOD FOR REDUCING KOGATION ON SURFACE OF HEATER...
- Patent number 6,513,922
- Issue date Feb 4, 2003
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method of protecting heater surface of ink-jet printer, ink-jet rec...
- Patent number 6,471,350
- Issue date Oct 29, 2002
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink set for ink-jet recording, ink-jet recording method, recording...
- Patent number 6,460,987
- Issue date Oct 8, 2002
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink jet recording head substrate, ink jet recording head, ink jet r...
- Patent number 6,435,660
- Issue date Aug 20, 2002
- Canon Kabushiki Kaisha
- Teruo Ozaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
METHOD FOR ALLEVIATING KOGATION ON SURFACE OF HEATER OF INK-JET REC...
- Patent number 6,425,659
- Issue date Jul 30, 2002
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink, method of reducing kogation on heater of ink-jet recording hea...
- Patent number 6,394,594
- Issue date May 28, 2002
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Image forming process employing liquid composition and ink in combi...
- Patent number 6,281,917
- Issue date Aug 28, 2001
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Water-based pigment ink, and ink-jet recording method and instrumen...
- Patent number 5,976,233
- Issue date Nov 2, 1999
- Canon Kabushiki Kaisha
- Koichi Osumi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink, and ink-jet recording method and instruments using the same
- Patent number 5,728,201
- Issue date Mar 17, 1998
- Canon Kabushiki Kaisha
- Eriko Saito
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink, and ink-jet recording method and instrument using the same
- Patent number 5,451,251
- Issue date Sep 19, 1995
- Canon Kabushiki Kaisha
- Kumiko Mafune
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
INK AND INK JET RECORDING METHOD
- Publication number 20080260948
- Publication date Oct 23, 2008
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIQUID COMPOSITION, INK-JET RECORDING PROCESS, INK-JET RECORDING IN...
- Publication number 20080174643
- Publication date Jul 24, 2008
- Canon Kabushiki Kaisha
- Yasuharu Notoya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK JET HEAD SUBSTRATE HAVING HEAT GENERATING RESISTOR AND INK JET...
- Publication number 20070159512
- Publication date Jul 12, 2007
- Canon Kabushiki Kaisha
- KOROMO SHIROTA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Production process of light amount-adjusting member, light amount-a...
- Publication number 20050084774
- Publication date Apr 21, 2005
- Canon Kabushiki Kaisha
- Ryuji Katsuragi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Production process of light amount adjustment member, light amount...
- Publication number 20050008358
- Publication date Jan 13, 2005
- Canon Kabushiki Kaisha
- Osamu Kanome
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Ink, ink-jet ink, method for reducing kogation on surface of heater...
- Publication number 20030098904
- Publication date May 29, 2003
- Ryuji Katsuragi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method of reducing kogation on heater of ink-jet recording head, in...
- Publication number 20020113842
- Publication date Aug 22, 2002
- Ryuji Katsuragi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method of protecting heater surface of ink-jet printer, ink-jet rec...
- Publication number 20020101476
- Publication date Aug 1, 2002
- Ryuji Katsuragi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Liquid composition, ink for ink-jet, ink set for ink-jet recording,...
- Publication number 20020069789
- Publication date Jun 13, 2002
- Ryuji Katsuragi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Liquid composition, ink set for ink-jet recording, ink-jet recordin...
- Publication number 20020041316
- Publication date Apr 11, 2002
- Ryuji Katsuragi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Ink-jet ink, method for alleviating kogation on surface of heater o...
- Publication number 20020029722
- Publication date Mar 14, 2002
- Makoto Shioya
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Cleaning ink-jet recording head with liquid composition
- Publication number 20020008725
- Publication date Jan 24, 2002
- Ryuji Katsuragi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Ink, ink-jet ink, method for reducing kogation on surface of heater...
- Publication number 20020005885
- Publication date Jan 17, 2002
- Ryuji Katsuragi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method of reducing kogation of heater of ink-jet recording head, in...
- Publication number 20010045975
- Publication date Nov 29, 2001
- Ryuji Katsuragi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Liquid composition, ink set for ink-jet recording, ink-jet recordin...
- Publication number 20010030678
- Publication date Oct 18, 2001
- Ryuji Katsuragi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Ryuji Katsuragi

Person

Patents Grantslast 30 patents

Liquid composition, ink-jet recording process, ink-jet recording in...

Ink and ink jet recording method

Ink jet head substrate having heat generating resistor and ink jet...

Ink jet head substrate having heat generating resistor and ink jet...

Production process of light amount-adjusting member, light amount-a...

Production process of light amount adjustment member, light amount...

INK, INK-JET INK, METHOD FOR REDUCING KOGATION ON SURFACE OF HEATER...

Liquid composition, ink for ink-jet, ink set for ink-jet recording,...

Liquid discharging head, method for manufacturing a liquid discharg...

INK-JET INK, METHOD FOR ALLEVIATING KOGATION ON SURFACE OF HEATER O...

Method of reducing kogation of heater of ink-jet recording head, in...

Liquid composition, ink for ink-jet, ink set for ink-jet recording,...

Cleaning ink-jet recording head with liquid composition

Liquid composition, ink set for ink-jet recording, ink-jet recordin...

Liquid discharge head, method for producing the same and liquid dis...

Method of reducing kogation on heater of ink-jet recording head, in...

Liquid composition, ink set for ink-jet recording, ink-jet recordin...

Liquid composition, method of cleaning ink-jet recording head, ink-...

INK, INK-JET INK, METHOD FOR REDUCING KOGATION ON SURFACE OF HEATER...

Method of protecting heater surface of ink-jet printer, ink-jet rec...

Ink set for ink-jet recording, ink-jet recording method, recording...

Ink jet recording head substrate, ink jet recording head, ink jet r...

METHOD FOR ALLEVIATING KOGATION ON SURFACE OF HEATER OF INK-JET REC...

Ink, method of reducing kogation on heater of ink-jet recording hea...

Image forming process employing liquid composition and ink in combi...

Water-based pigment ink, and ink-jet recording method and instrumen...

Ink, and ink-jet recording method and instruments using the same

Ink, and ink-jet recording method and instrument using the same

Patents Applicationslast 30 patents

INK AND INK JET RECORDING METHOD

LIQUID COMPOSITION, INK-JET RECORDING PROCESS, INK-JET RECORDING IN...

INK JET HEAD SUBSTRATE HAVING HEAT GENERATING RESISTOR AND INK JET...

Production process of light amount-adjusting member, light amount-a...

Production process of light amount adjustment member, light amount...

Ink, ink-jet ink, method for reducing kogation on surface of heater...

Method of reducing kogation on heater of ink-jet recording head, in...

Method of protecting heater surface of ink-jet printer, ink-jet rec...

Liquid composition, ink for ink-jet, ink set for ink-jet recording,...

Liquid composition, ink set for ink-jet recording, ink-jet recordin...

Ink-jet ink, method for alleviating kogation on surface of heater o...

Cleaning ink-jet recording head with liquid composition

Ink, ink-jet ink, method for reducing kogation on surface of heater...

Method of reducing kogation of heater of ink-jet recording head, in...

Liquid composition, ink set for ink-jet recording, ink-jet recordin...