Keiko Ishidai

Person

Hachioji, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Production process for colorant, colorant composition, toner, ink f...
- Patent number 9,062,225
- Issue date Jun 23, 2015
- Konica Minolta Business Technologies, Inc.
- Keiko Ishidai
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Toner for electrophotography and metal-containing compound
- Patent number 8,846,965
- Issue date Sep 30, 2014
- Konica Minolta Business Technologies, Inc.
- Kimihiko Ookubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copper complex compound and electrophotographic toner containing th...
- Patent number 8,729,285
- Issue date May 20, 2014
- Konica Minolta Business Technologies, Inc.
- Koji Daifuku
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electrophotographic toner
- Patent number 8,329,368
- Issue date Dec 11, 2012
- Konica Minolta Business Technologies, Inc.
- Koji Daifuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Pyrazolotriazole compound and electrophotographic toner
- Patent number 8,269,018
- Issue date Sep 18, 2012
- Konica Minolta Business Technologies, Inc.
- Kimihiko Ookubo
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Copper complex compound and electrophotographic toner containing th...
- Patent number 7,943,279
- Issue date May 17, 2011
- Konica Minolta Business Technologies, Inc.
- Koji Daifuku
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photopolymerizable composition, light sensitive planographic printi...
- Patent number 7,270,938
- Issue date Sep 18, 2007
- Konica Minolta Medical & Graphic, Inc.
- Keiko Ishidai
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE, AND LIGHTING DE...
- Publication number 20160285008
- Publication date Sep 29, 2016
- Konica Minolta, Inc.
- Yasushi OKUBO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PRODUCTION PROCESS FOR COLORANT, COLORANT COMPOSITION, TONER, INK F...
- Publication number 20130260306
- Publication date Oct 3, 2013
- Konica Minolta Business Technologies, Inc.
- Keiko ISHIDAI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METHOD FOR PRODUCING CYANOACETIC ACID, METHOD FOR PRODUCING CYANOAC...
- Publication number 20130253213
- Publication date Sep 26, 2013
- Konica Minolta Business Technologies, Inc.
- Dai IKEMIZU
- C07 - ORGANIC CHEMISTRY
Information Patent Application
TONER FOR ELECTROPHOTOGRAPHY AND METAL-CONTAINING COMPOUND
- Publication number 20120116110
- Publication date May 10, 2012
- KONICA MINOLTA BUSINESS TECHNOLOGOIES, INC.
- Kimihiko Ookubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PYRAZOLOTRIAZOLE COMPOUND AND ELECTROPHOTOGRAPHIC TONER
- Publication number 20110300481
- Publication date Dec 8, 2011
- Konica Minolta Business Technologies, Inc.
- Kimihiko OOKUBO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COPPER COMPLEX COMPOUND AND ELECTROPHOTOGRAPHIC TONER CONTAINING TH...
- Publication number 20110152556
- Publication date Jun 23, 2011
- Konica Minolta Business Technologies, Inc.
- Koji DAIFUKU
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PYRAZOLOTRIAZOLE COMPOUND AND ELECTROPHOTOGRAPHIC TONER
- Publication number 20090233207
- Publication date Sep 17, 2009
- Konica Minolta Business Technologies, Inc.
- Kimihiko OOKUBO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ELECTROPHOTOGRAPHIC TONER
- Publication number 20090233209
- Publication date Sep 17, 2009
- Konica Minolta Business Technologies, Inc.
- Koji Daifuku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COPPER COMPLEX COMPOUND AND ELECTROPHOTOGRAPHIC TONER CONTAINING TH...
- Publication number 20090233208
- Publication date Sep 17, 2009
- Konica Minolta Business Technologies, Inc.
- Koji DAIFUKU
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Electrophotographic toner, image forming method, dye and metal chel...
- Publication number 20070259282
- Publication date Nov 8, 2007
- Keiko Ishidai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Photopolymerizable composition, light sensitive planographic printi...
- Publication number 20060216647
- Publication date Sep 28, 2006
- KONICA MINOLTA MEDICAL & GRAPHIC, INC.
- Keiko Ishidai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Photopolymerizable composition, light sensitive planographic printi...
- Publication number 20060147840
- Publication date Jul 6, 2006
- KONICA MINOLATA MEDICAL & GRAPHIC, INC.
- Keiko Ishidai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Keiko Ishidai

Person

Patents Grantslast 30 patents

Production process for colorant, colorant composition, toner, ink f...

Toner for electrophotography and metal-containing compound

Copper complex compound and electrophotographic toner containing th...

Electrophotographic toner

Pyrazolotriazole compound and electrophotographic toner

Copper complex compound and electrophotographic toner containing th...

Photopolymerizable composition, light sensitive planographic printi...

Patents Applicationslast 30 patents

ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE, AND LIGHTING DE...

PRODUCTION PROCESS FOR COLORANT, COLORANT COMPOSITION, TONER, INK F...

METHOD FOR PRODUCING CYANOACETIC ACID, METHOD FOR PRODUCING CYANOAC...

TONER FOR ELECTROPHOTOGRAPHY AND METAL-CONTAINING COMPOUND

PYRAZOLOTRIAZOLE COMPOUND AND ELECTROPHOTOGRAPHIC TONER

COPPER COMPLEX COMPOUND AND ELECTROPHOTOGRAPHIC TONER CONTAINING TH...

PYRAZOLOTRIAZOLE COMPOUND AND ELECTROPHOTOGRAPHIC TONER

ELECTROPHOTOGRAPHIC TONER

COPPER COMPLEX COMPOUND AND ELECTROPHOTOGRAPHIC TONER CONTAINING TH...

Electrophotographic toner, image forming method, dye and metal chel...

Photopolymerizable composition, light sensitive planographic printi...

Photopolymerizable composition, light sensitive planographic printi...