Ralph R. Roberts

Person

Cottage Grove, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Display system and method for projection onto non-planar surfaces
- Patent number 8,562,145
- Issue date Oct 22, 2013
- 3M Innovative Properties Company
- Ralph R. Roberts
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electrochromic device
- Patent number 8,179,587
- Issue date May 15, 2012
- 3M Innovative Properties Company
- Brian T. Weber
- G02 - OPTICS
Information Patent Grant
Liquid crystal display comprising a void region and method of manuf...
- Patent number 7,929,106
- Issue date Apr 19, 2011
- 3M Innovative Properties Company
- Ralph R. Roberts
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pre-polymer formulations for liquid crystal displays
- Patent number 7,648,645
- Issue date Jan 19, 2010
- 3M Innovative Properties Company
- Ralph R. Roberts
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Donor sheet having a polymerizable, amorphous matrix with electrica...
- Patent number 7,445,825
- Issue date Nov 4, 2008
- 3M Innovative Properties Company
- Martin B. Wolk
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electroactive polymers
- Patent number 7,442,760
- Issue date Oct 28, 2008
- 3M Innovative Properties Company
- Ralph R. Roberts
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electroluminescent materials and methods of manufacture and use
- Patent number 7,442,421
- Issue date Oct 28, 2008
- 3M Innovative Properties Company
- Yingbo Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Materials for organic electronic devices
- Patent number 7,282,275
- Issue date Oct 16, 2007
- 3M Innovative Properties Company
- Martin B. Wolk
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron transport agents for organic electronic devices
- Patent number 7,271,406
- Issue date Sep 18, 2007
- 3M Innovative Properties Company
- James G. Bentsen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electroluminescent materials and methods of manufacture and use
- Patent number 7,241,512
- Issue date Jul 10, 2007
- 3M Innovative Properties Company
- Yingbo Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ethynyl containing electron transport dyes and compositions
- Patent number 7,192,657
- Issue date Mar 20, 2007
- 3M Innovative Properties Company
- Ralph R. Roberts
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Buffer layers for organic electroluminescent devices and methods of...
- Patent number 7,166,010
- Issue date Jan 23, 2007
- 3M Innovative Properties Company
- Sergey A. Lamansky
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sulfonamido ether substituted imidazoquinolines
- Patent number 7,132,429
- Issue date Nov 7, 2006
- 3M Innovative Properties Company
- George W. Griesgraber
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electroactive polymers
- Patent number 7,094,902
- Issue date Aug 22, 2006
- 3M Innovative Properties Company
- Ralph R. Roberts
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Sulfonamido ether substituted imidazoquinolines
- Patent number 6,683,088
- Issue date Jan 27, 2004
- 3M Innovative Properties Company
- Stephen L. Crooks
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Sulfonamido ether substituted imidazoquinolines
- Patent number 6,677,347
- Issue date Jan 13, 2004
- 3M Innovative Properties Company
- Stephen L. Crooks
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorescence based oxygen sensor systems
- Patent number 6,664,111
- Issue date Dec 16, 2003
- 3M Innovative Properties Company
- James G. Bentsen
- G01 - MEASURING TESTING
Information Patent Grant
Method of making chlorofluoroethers
- Patent number 6,362,379
- Issue date Mar 26, 2002
- 3M Innovative Properties Company
- George G. I. Moore
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Halogenated acrylates and polymers derived therefrom
- Patent number 6,313,245
- Issue date Nov 6, 2001
- 3M Innovative Properties Company
- George G. I. Moore
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Halogenated acrylates and polymers derived therefrom
- Patent number 6,288,266
- Issue date Sep 11, 2001
- 3M Innovative Properties Company
- George G. I. Moore
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Halogenated acrylates and polymers derived therefrom
- Patent number 6,005,137
- Issue date Dec 21, 1999
- 3M Innovative Properties Company
- George G. I. Moore
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3-carboalkoxy-2, 3-dihydro-1H-phenothiazin-4[10H]-one derivatives
- Patent number 5,994,349
- Issue date Nov 30, 1999
- Howard University
- Kenneth R. Scott
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isoxazolyl enaminones
- Patent number 5,580,894
- Issue date Dec 3, 1996
- Howard University
- Kenneth R. Scott
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
HIGH TEMPERATURE STABLE CURABLE BONDING COMPOSITIONS
- Publication number 20250179339
- Publication date Jun 5, 2025
- 3M Innovative Properties Company
- Naichao Li
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Curable Precursor of an Adhesive Composition
- Publication number 20250059328
- Publication date Feb 20, 2025
- 3M Innovative Properties Company
- Ralph R. Roberts
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYIMIDE ADHESIVE COMPOSITION COMPRISING MALEIMIDE MOIETIES AND AM...
- Publication number 20250001734
- Publication date Jan 2, 2025
- 3M Innovative Properties Company
- Ralph R. Roberts
- B32 - LAYERED PRODUCTS
Information Patent Application
THERMOSET ADHESIVE COMPOSITION, COMPOSITE ARTICLE, AND METHOD OF MA...
- Publication number 20230279271
- Publication date Sep 7, 2023
- 3M Innovative Properties Company
- Mario A. Perez
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORTHOGONALLY DISPOSED PROJECTION SURFACES
- Publication number 20140218695
- Publication date Aug 7, 2014
- 3M Innovative Properties Company
- Ralph R. Roberts
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POINT OF PURCHASE SYSTEM HAVING TRANSPARENT DISPLAYS
- Publication number 20140210322
- Publication date Jul 31, 2014
- 3M Innovative Properties Company
- Ralph R. Roberts
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
OPTICAL STACK INCLUDING LIGHT EXTRACTION LAYER AND POLYMER DISPERSE...
- Publication number 20140132883
- Publication date May 15, 2014
- 3M Innovative Properties Company
- RALPH R. ROBERTS
- G02 - OPTICS
Information Patent Application
SWITCHABLE TRANSPARENT DISPLAY
- Publication number 20140132909
- Publication date May 15, 2014
- 3M Innovative Properties Company
- JANE K. WARDHANA
- G02 - OPTICS
Information Patent Application
BUFFER LAYERS FOR ORGANIC ELECTROLUMINESCENT DEVICES AND METHODS OF...
- Publication number 20130164875
- Publication date Jun 27, 2013
- SAMSUNG DISPLAY CO., LTD.
- Sergey Lamansky
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DISPLAY SYSTEM AND METHOD FOR PROJECTION ONTO MULTIPLE SURFACES
- Publication number 20130033650
- Publication date Feb 7, 2013
- 3M Innovative Properties Company
- Ralph R. Roberts
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DISPLAY SYSTEM AND METHOD FOR PROJECTION ONTO NON-PLANAR SURFACES
- Publication number 20120327297
- Publication date Dec 27, 2012
- Ralph R. Roberts
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTROCHROMIC DEVICE
- Publication number 20090174925
- Publication date Jul 9, 2009
- 3M Innovative Properties Company
- Brian T. Weber
- G02 - OPTICS
Information Patent Application
LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING SAME
- Publication number 20090153756
- Publication date Jun 18, 2009
- 3M Innovative Properties Company
- Ralph R. Roberts
- G02 - OPTICS
Information Patent Application
SULFONAMIDO ETHER SUBSTITUTED IMIDAZOQUINOLINES
- Publication number 20080306252
- Publication date Dec 11, 2008
- Coley Pharmaceutical Group, Inc.
- Stephen L. Crooks
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PRE-POLYMER FORMULATIONS FOR LIQUID CRYSTAL DISPLAYS
- Publication number 20080108727
- Publication date May 8, 2008
- 3M Innovative Properties Company
- Ralph R. Roberts
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ELECTRON TRANSPORT AGENTS FOR ORGANIC ELECTRONIC DEVICES
- Publication number 20080026135
- Publication date Jan 31, 2008
- 3M Innovative Properties Company
- James G. Bentsen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ELECTROLUMINESCENT MATERIALS AND METHODS OF MANUFACTURE AND USE
- Publication number 20070237983
- Publication date Oct 11, 2007
- 3M Innovative Properties Company
- Yingbo Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ETHYNYL CONTAINING ELECTRON TRANSPORT DYES AND COMPOSITIONS
- Publication number 20070107835
- Publication date May 17, 2007
- 3M Innovative Properties Company
- Ralph R. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Application
BUFFER LAYERS FOR ORGANIC ELECTROLUMINESCENT DEVICES AND METHODS OF...
- Publication number 20070079927
- Publication date Apr 12, 2007
- 3M Innovative Properties Company
- Sergey A. Lamansky
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTROACTIVE POLYMERS
- Publication number 20060155106
- Publication date Jul 13, 2006
- 3M Innovative Properties Company
- Ralph R. Roberts
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method and materials for patterning of a polymerizable, amorphous m...
- Publication number 20060008577
- Publication date Jan 12, 2006
- 3M Innovative Properties Company
- Martin B. Wolk
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Buffer layers for organic electroluminescent devices and methods of...
- Publication number 20050191776
- Publication date Sep 1, 2005
- 3M Innovative Properties Company
- Sergey A. Lamansky
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Sulfonamido ether substituted imidazoquinolines
- Publication number 20050148620
- Publication date Jul 7, 2005
- 3M Innovative Properties Company
- Stephen L. Crooks
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Sulfonamido ether substituted imidazoquinolines
- Publication number 20050148619
- Publication date Jul 7, 2005
- 3M Innovative Properties Company
- Stephen L. Crooks
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Ethynyl containing electron transport dyes and compositions
- Publication number 20040214037
- Publication date Oct 28, 2004
- Ralph R. Roberts
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Electron transport agents for organic electronic devices
- Publication number 20040214036
- Publication date Oct 28, 2004
- 3M Innovative Properties Company
- James G. Bentsen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Sulfonamido ether substituted imidazoquinolines
- Publication number 20040097542
- Publication date May 20, 2004
- 3M Innovative Properties Company
- Stephen L. Crooks
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Sulfonamido ether substituted imidazoquinolines
- Publication number 20040092545
- Publication date May 13, 2004
- 3M Innovative Properties Company
- Stephen L. Crooks
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Electroactive polymers
- Publication number 20040062930
- Publication date Apr 1, 2004
- 3M Innovative Properties Company
- Ralph R. Roberts
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Organic electroluminescent compositions
- Publication number 20040062947
- Publication date Apr 1, 2004
- Sergey A. Lamansky
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Ralph R. Roberts

Person

Patents Grantslast 30 patents

Display system and method for projection onto non-planar surfaces

Electrochromic device

Liquid crystal display comprising a void region and method of manuf...

Pre-polymer formulations for liquid crystal displays

Donor sheet having a polymerizable, amorphous matrix with electrica...

Electroactive polymers

Electroluminescent materials and methods of manufacture and use

Materials for organic electronic devices

Electron transport agents for organic electronic devices

Electroluminescent materials and methods of manufacture and use

Ethynyl containing electron transport dyes and compositions

Buffer layers for organic electroluminescent devices and methods of...

Sulfonamido ether substituted imidazoquinolines

Electroactive polymers

Sulfonamido ether substituted imidazoquinolines

Sulfonamido ether substituted imidazoquinolines

Fluorescence based oxygen sensor systems

Method of making chlorofluoroethers

Halogenated acrylates and polymers derived therefrom

Halogenated acrylates and polymers derived therefrom

Halogenated acrylates and polymers derived therefrom

3-carboalkoxy-2, 3-dihydro-1H-phenothiazin-4[10H]-one derivatives

Isoxazolyl enaminones

Patents Applicationslast 30 patents

HIGH TEMPERATURE STABLE CURABLE BONDING COMPOSITIONS

Curable Precursor of an Adhesive Composition

POLYIMIDE ADHESIVE COMPOSITION COMPRISING MALEIMIDE MOIETIES AND AM...

THERMOSET ADHESIVE COMPOSITION, COMPOSITE ARTICLE, AND METHOD OF MA...

ORTHOGONALLY DISPOSED PROJECTION SURFACES

POINT OF PURCHASE SYSTEM HAVING TRANSPARENT DISPLAYS

OPTICAL STACK INCLUDING LIGHT EXTRACTION LAYER AND POLYMER DISPERSE...

SWITCHABLE TRANSPARENT DISPLAY

BUFFER LAYERS FOR ORGANIC ELECTROLUMINESCENT DEVICES AND METHODS OF...

DISPLAY SYSTEM AND METHOD FOR PROJECTION ONTO MULTIPLE SURFACES

DISPLAY SYSTEM AND METHOD FOR PROJECTION ONTO NON-PLANAR SURFACES

ELECTROCHROMIC DEVICE

LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING SAME

SULFONAMIDO ETHER SUBSTITUTED IMIDAZOQUINOLINES

PRE-POLYMER FORMULATIONS FOR LIQUID CRYSTAL DISPLAYS

ELECTRON TRANSPORT AGENTS FOR ORGANIC ELECTRONIC DEVICES

ELECTROLUMINESCENT MATERIALS AND METHODS OF MANUFACTURE AND USE

ETHYNYL CONTAINING ELECTRON TRANSPORT DYES AND COMPOSITIONS

BUFFER LAYERS FOR ORGANIC ELECTROLUMINESCENT DEVICES AND METHODS OF...

ELECTROACTIVE POLYMERS

Method and materials for patterning of a polymerizable, amorphous m...

Buffer layers for organic electroluminescent devices and methods of...

Sulfonamido ether substituted imidazoquinolines

Sulfonamido ether substituted imidazoquinolines

Ethynyl containing electron transport dyes and compositions

Electron transport agents for organic electronic devices

Sulfonamido ether substituted imidazoquinolines

Sulfonamido ether substituted imidazoquinolines

Electroactive polymers

Organic electroluminescent compositions