Andrew T. Ruff

Person

Mendota Heights, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Processes and apparatus for making transversely drawn films with su...
- Patent number 10,913,199
- Issue date Feb 9, 2021
- 3M Innovative Properties Company
- William W. Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Processes and apparatus for making transversely drawn films with su...
- Patent number 9,314,961
- Issue date Apr 19, 2016
- 3M Innovative Properties Company
- William Ward Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Multilayer optical films having one or more reflection bands
- Patent number 7,851,054
- Issue date Dec 14, 2010
- 3M Innovative Properties Company
- Michael F. Weber
- B44 - DECORATIVE ARTS
Information Patent Grant
Optical polarizing films
- Patent number 7,744,987
- Issue date Jun 29, 2010
- 3M Innovative Properties Company
- Timothy J. Hebrink
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Processes and apparatus for making transversely drawn films with su...
- Patent number 7,740,470
- Issue date Jun 22, 2010
- 3M Innovative Properties Company
- William Ward Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Reflective polarizers containing polymer fibers
- Patent number 7,526,164
- Issue date Apr 28, 2009
- 3M Innovative Properties Company
- Andrew J. Ouderkirk
- G02 - OPTICS
Information Patent Grant
Reflective polarizers containing polymer fibers
- Patent number 7,356,229
- Issue date Apr 8, 2008
- 3M Innovative Properties Company
- Andrew J. Ouderkirk
- G02 - OPTICS
Information Patent Grant
Devices for stretching polymer films
- Patent number 7,316,558
- Issue date Jan 8, 2008
- 3M Innovative Properties Company
- William W. Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Optical polarizing films with designed color shifts
- Patent number 7,256,936
- Issue date Aug 14, 2007
- 3M Innovative Properties Company
- Timothy J. Hebrink
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Multilayer infrared reflecting film with high and smooth transmissi...
- Patent number 7,236,296
- Issue date Jun 26, 2007
- 3M Innovative Properties Company
- Yaoqi J. Liu
- G02 - OPTICS
Information Patent Grant
Apparatus for making transversely drawn films with substantially un...
- Patent number 7,229,271
- Issue date Jun 12, 2007
- 3M Innovative Properties Company
- William Ward Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus for making transversely drawn films with substantially un...
- Patent number 7,153,122
- Issue date Dec 26, 2006
- 3M Innovative Properties Company
- Jeffery N. Jackson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Devices for conveying, stretching, and taking-away polymer films
- Patent number 7,153,123
- Issue date Dec 26, 2006
- 3M Innovative Properties Company
- Jeffery N. Jackson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Multilayer optical bodies
- Patent number 7,141,297
- Issue date Nov 28, 2006
- 3M Innovative Properties Company
- Peter D. Condo
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Methods and devices for stretching polymer films
- Patent number 7,104,776
- Issue date Sep 12, 2006
- 3M Innovative Properties Company
- William W. Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
P-polarizer with large z-axis refractive index difference
- Patent number 7,094,461
- Issue date Aug 22, 2006
- 3M Innovative Properties Company
- Andrew T. Ruff
- G02 - OPTICS
Information Patent Grant
Optical polarizing films with designed color shifts
- Patent number 7,064,897
- Issue date Jun 20, 2006
- 3M Innovative Properties Company
- Timothy J. Hebrink
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Methods and devices for stretching polymer films
- Patent number 6,949,212
- Issue date Sep 27, 2005
- 3M Innovative Properties Company
- William W. Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Processes and apparatus for making transversely drawn films with su...
- Patent number 6,939,499
- Issue date Sep 6, 2005
- 3M Innovative Properties Company
- William Ward Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Methods and devices for processing polymer films
- Patent number 6,936,209
- Issue date Aug 30, 2005
- 3M Innovative Properties Company
- Jeffery N. Jackson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Multilayer infrared reflecting film with high and smooth transmissi...
- Patent number 6,927,900
- Issue date Aug 9, 2005
- 3M Innovative Properties Company
- Yaoqi J. Liu
- G02 - OPTICS
Information Patent Grant
Processes and apparatus for making transversely drawn films with su...
- Patent number 6,916,440
- Issue date Jul 12, 2005
- 3M Innovative Properties Company
- Jeffery N. Jackson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Multilayer optical bodies
- Patent number 6,888,677
- Issue date May 3, 2005
- 3M Innovative Properties Company
- Peter D. Condo
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Wrinkle resistant infrared reflecting film and non-planar laminate...
- Patent number 6,797,396
- Issue date Sep 28, 2004
- 3M Innovative Properties Company
- Yaoqi J. Liu
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Multilayer optical bodies
- Patent number 6,744,561
- Issue date Jun 1, 2004
- 3M Innovative Properties Company
- Peter D. Condo
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Fibrous films and articles from microlayer substrates
- Patent number 6,680,114
- Issue date Jan 20, 2004
- 3M Innovative Properties Company
- Robert S. Kody
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Multilayer optical bodies
- Patent number 6,498,683
- Issue date Dec 24, 2002
- 3M Innovative Properties Company
- Peter D. Condo
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
PROCESSES AND APPARATUS FOR MAKING TRANSVERSELY DRAWN FILMS WITH SU...
- Publication number 20160229111
- Publication date Aug 11, 2016
- 3M Innovative Properties Company
- William W. Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHODS OF MAKING BARRIER ASSEMBLIES
- Publication number 20150243816
- Publication date Aug 27, 2015
- 3M INNOVATIVE PROPERTIES COMPANY
- Aan K. Nachtigal
- B32 - LAYERED PRODUCTS
Information Patent Application
METHODS OF MAKING BARRIER ASSEMBLIES
- Publication number 20150214405
- Publication date Jul 30, 2015
- 3M INNOVATIVE PROPERTIES COMPANY
- Alan K. Nachtigal
- B32 - LAYERED PRODUCTS
Information Patent Application
CONTINUOUS EDGE PROTECTED BARRIER ASSEMBLIES
- Publication number 20150114457
- Publication date Apr 30, 2015
- 3M INNOVATIVE PROPERTIES COMPANY
- Mark D. Weigel
- B32 - LAYERED PRODUCTS
Information Patent Application
BARRIER ASSEMBLIES
- Publication number 20140290736
- Publication date Oct 2, 2014
- 3M INNOVATIVE PROPERTIES COMPANY
- Mark D. Weigel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
EDGE PROTECTED BARRIER ASSEMBLIES
- Publication number 20140283910
- Publication date Sep 25, 2014
- 3M INNOVATIVE PROPERTIES COMPANY
- Mark D. Weigel
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD OF MAKING DELAMINATED RESISTANT ASSEMBLIES
- Publication number 20140246090
- Publication date Sep 4, 2014
- 3M INNOVATIVE PROPERTIES COMPANY
- Mark D. Weigel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PROCESSES AND APPARATUS FOR MAKING TRANSVERSELY DRAWN FILMS WITH SU...
- Publication number 20100254002
- Publication date Oct 7, 2010
- 3M Innovative Properties Company
- William Ward Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
MULTILAYER OPTICAL FILMS HAVING ONE OR MORE REFLECTION BANDS
- Publication number 20090323180
- Publication date Dec 31, 2009
- 3M Innovative Properties Company
- Michael F. Weber
- B44 - DECORATIVE ARTS
Information Patent Application
REFLECTIVE POLARIZERS CONTAINING POLYMER FIBERS
- Publication number 20080165419
- Publication date Jul 10, 2008
- 3M Innovative Properties Company
- Andrew J. Ouderkirk
- G02 - OPTICS
Information Patent Application
OPTICAL POLARIZING FILMS WITH DESIGNED COLOR SHIFTS
- Publication number 20080003419
- Publication date Jan 3, 2008
- 3M Innovative Properties Company
- Timothy J. Hebrink
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
PROCESSES AND APPARATUS FOR MAKING TRANSVERSELY DRAWN FILMS WITH SU...
- Publication number 20070134364
- Publication date Jun 14, 2007
- 3M Innovative Properties Company
- William Ward Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
PROCESSES AND APPARATUS FOR MAKING TRANSVERSELY DRAWN FILMS WITH SU...
- Publication number 20070116793
- Publication date May 24, 2007
- 3M Innovative Properties Company
- Jeffery N. Jackson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHODS AND DEVICES FOR PROCESSING POLYMER FILMS
- Publication number 20070098829
- Publication date May 3, 2007
- 3M Innovative Properties Company
- Jeffery N. Jackson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHODS AND DEVICES FOR STRETCHING POLYMER FILMS
- Publication number 20060257515
- Publication date Nov 16, 2006
- 3M Innovative Properties Company
- William W. Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
OPTICAL POLARIZING FILMS WITH DESIGNED COLOR SHIFTS
- Publication number 20060221446
- Publication date Oct 5, 2006
- 3M Innovative Properties Company
- Timothy J. Hebrink
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
Reflective polarizers containing polymer fibers
- Publication number 20060193577
- Publication date Aug 31, 2006
- Andrew J. Ouderkirk
- G02 - OPTICS
Information Patent Application
Multilayer infrared reflecting film with high and smooth transmissi...
- Publication number 20050207002
- Publication date Sep 22, 2005
- 3M Innovative Properties Company
- Yaoqi J. Liu
- G02 - OPTICS
Information Patent Application
Multilayer optical bodies
- Publication number 20050186408
- Publication date Aug 25, 2005
- 3M Innovative Properties Company
- Peter D. Condo
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Methods and devices for processing polymer films
- Publication number 20050153012
- Publication date Jul 14, 2005
- 3M Innovative Properties Company
- Jeffery N. Jackson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Methods and devices for stretching polymer films
- Publication number 20050120524
- Publication date Jun 9, 2005
- 3M Innovative Properties Company
- William W. Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Processes and apparatus for making transversely drawn films with su...
- Publication number 20050040201
- Publication date Feb 24, 2005
- 3M Innovative Properties Company
- Jeffery N. Jackson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Processes and apparatus for making transversely drawn films with su...
- Publication number 20050031725
- Publication date Feb 10, 2005
- 3M Innovative Properties Company
- William Ward Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
P-polarizer with large z-axis refractive index difference
- Publication number 20040126549
- Publication date Jul 1, 2004
- Andrew T. Ruff
- G02 - OPTICS
Information Patent Application
Optical polarizing films with designed color shifts
- Publication number 20040125450
- Publication date Jul 1, 2004
- Timothy J. Hebrink
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
Methods and devices for stretching polymer films
- Publication number 20040099992
- Publication date May 27, 2004
- William W. Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Methods and devices for processing polymer films
- Publication number 20040099993
- Publication date May 27, 2004
- Jeffery N. Jackson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Multilayer optical bodies
- Publication number 20040085642
- Publication date May 6, 2004
- Peter D. Condo
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Multilayer infrared reflecting film with high and smooth transmissi...
- Publication number 20040004778
- Publication date Jan 8, 2004
- 3M Innovative Properties Company
- Yaoqi J. Liu
- G02 - OPTICS
Information Patent Application
Multilayer optical bodies
- Publication number 20030053215
- Publication date Mar 20, 2003
- 3M Innovative Properties Company
- Peter D. Condo
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Andrew T. Ruff

Person

Patents Grantslast 30 patents

Processes and apparatus for making transversely drawn films with su...

Processes and apparatus for making transversely drawn films with su...

Multilayer optical films having one or more reflection bands

Optical polarizing films

Processes and apparatus for making transversely drawn films with su...

Reflective polarizers containing polymer fibers

Reflective polarizers containing polymer fibers

Devices for stretching polymer films

Optical polarizing films with designed color shifts

Multilayer infrared reflecting film with high and smooth transmissi...

Apparatus for making transversely drawn films with substantially un...

Apparatus for making transversely drawn films with substantially un...

Devices for conveying, stretching, and taking-away polymer films

Multilayer optical bodies

Methods and devices for stretching polymer films

P-polarizer with large z-axis refractive index difference

Optical polarizing films with designed color shifts

Methods and devices for stretching polymer films

Processes and apparatus for making transversely drawn films with su...

Methods and devices for processing polymer films

Multilayer infrared reflecting film with high and smooth transmissi...

Processes and apparatus for making transversely drawn films with su...

Multilayer optical bodies

Wrinkle resistant infrared reflecting film and non-planar laminate...

Multilayer optical bodies

Fibrous films and articles from microlayer substrates

Multilayer optical bodies

Patents Applicationslast 30 patents

PROCESSES AND APPARATUS FOR MAKING TRANSVERSELY DRAWN FILMS WITH SU...

METHODS OF MAKING BARRIER ASSEMBLIES

METHODS OF MAKING BARRIER ASSEMBLIES

CONTINUOUS EDGE PROTECTED BARRIER ASSEMBLIES

BARRIER ASSEMBLIES

EDGE PROTECTED BARRIER ASSEMBLIES

METHOD OF MAKING DELAMINATED RESISTANT ASSEMBLIES

PROCESSES AND APPARATUS FOR MAKING TRANSVERSELY DRAWN FILMS WITH SU...

MULTILAYER OPTICAL FILMS HAVING ONE OR MORE REFLECTION BANDS

REFLECTIVE POLARIZERS CONTAINING POLYMER FIBERS

OPTICAL POLARIZING FILMS WITH DESIGNED COLOR SHIFTS

PROCESSES AND APPARATUS FOR MAKING TRANSVERSELY DRAWN FILMS WITH SU...

PROCESSES AND APPARATUS FOR MAKING TRANSVERSELY DRAWN FILMS WITH SU...

METHODS AND DEVICES FOR PROCESSING POLYMER FILMS

METHODS AND DEVICES FOR STRETCHING POLYMER FILMS

OPTICAL POLARIZING FILMS WITH DESIGNED COLOR SHIFTS

Reflective polarizers containing polymer fibers

Multilayer infrared reflecting film with high and smooth transmissi...

Multilayer optical bodies

Methods and devices for processing polymer films

Methods and devices for stretching polymer films

Processes and apparatus for making transversely drawn films with su...

Processes and apparatus for making transversely drawn films with su...

P-polarizer with large z-axis refractive index difference

Optical polarizing films with designed color shifts

Methods and devices for stretching polymer films

Methods and devices for processing polymer films

Multilayer optical bodies

Multilayer infrared reflecting film with high and smooth transmissi...

Multilayer optical bodies