Sanford Cobb Jr.

Person

Saint Mary's Point, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Backlight with structured surfaces
- Patent number 8,588,574
- Issue date Nov 19, 2013
- 3M Innovative Properties Company
- Mark E. Gardiner
- G02 - OPTICS
Information Patent Grant
Optical elements having programmed optical structures
- Patent number 7,221,847
- Issue date May 22, 2007
- 3M Innovative Properties Company
- Mark E. Gardiner
- G02 - OPTICS
Information Patent Grant
Blacklight with structured surfaces
- Patent number 7,046,905
- Issue date May 16, 2006
- 3M Innovative Properties Company
- Mark E. Gardiner
- G02 - OPTICS
Information Patent Grant
Optical element having programmed optical structures
- Patent number 6,845,212
- Issue date Jan 18, 2005
- 3M Innovative Properties Company
- Mark E. Gardiner
- G02 - OPTICS
Information Patent Grant
Optical film with variable angle prisms
- Patent number 6,707,611
- Issue date Mar 16, 2004
- 3M Innovative Properties Company
- Mark E. Gardiner
- G02 - OPTICS
Information Patent Grant
High efficiency optical devices
- Patent number 6,641,883
- Issue date Nov 4, 2003
- 3M Innovative Properties Company
- Michael F. Weber
- G02 - OPTICS
Information Patent Grant
Sign faces having reflective films and methods of using same
- Patent number 6,598,328
- Issue date Jul 29, 2003
- 3M Innovative Properties Company
- Ellen O. Aeling
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method of making tool to produce optical film
- Patent number 6,581,286
- Issue date Jun 24, 2003
- 3M Innovative Properties Company
- Alan B. Campbell
- G02 - OPTICS
Information Patent Grant
Light guide for use with backlit display
- Patent number 6,576,887
- Issue date Jun 10, 2003
- 3M Innovative Properties Company
- Leland R. Whitney
- G02 - OPTICS
Information Patent Grant
Optical film with variable angle prisms
- Patent number 6,560,026
- Issue date May 6, 2003
- Mark E. Gardiner
- G02 - OPTICS
Information Patent Grant
Reflective polarizer having improved properties and optical display...
- Patent number 6,543,153
- Issue date Apr 8, 2003
- 3M Innovative Properties Company
- Michael F. Weber
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Optical devices using reflecting polarizing materials
- Patent number 6,515,785
- Issue date Feb 4, 2003
- 3M Innovative Properties Company
- Sanford Cobb
- G02 - OPTICS
Information Patent Grant
Lightguide having a directly secured reflector and method of making...
- Patent number 6,447,135
- Issue date Sep 10, 2002
- 3M Innovative Properties Company
- David L. Wortman
- G02 - OPTICS
Information Patent Grant
Optical film with variable angle prisms
- Patent number 6,356,391
- Issue date Mar 12, 2002
- 3M Innovative Properties Company
- Mark E. Gardiner
- G02 - OPTICS
Information Patent Grant
Optical film
- Patent number 6,354,709
- Issue date Mar 12, 2002
- 3M Innovative Properties Company
- Alan B. Campbell
- G02 - OPTICS
Information Patent Grant
Optical film with defect-reducing surface and method for making same
- Patent number 6,322,236
- Issue date Nov 27, 2001
- 3M Innovative Properties Company
- Alan B. Campbell
- G02 - OPTICS
Information Patent Grant
Brightness enhancement article
- Patent number 6,280,063
- Issue date Aug 28, 2001
- 3M Innovative Properties Company
- Bettie C. Fong
- G02 - OPTICS
Information Patent Grant
Transflective displays with reflective polarizing transflector
- Patent number 6,262,842
- Issue date Jul 17, 2001
- 3M Innovative Properties Company
- Andrew J. Ouderkirk
- B32 - LAYERED PRODUCTS
Information Patent Grant
High efficiency optical devices
- Patent number 6,210,785
- Issue date Apr 3, 2001
- 3M Innovative Properties Company
- Michael F. Weber
- B32 - LAYERED PRODUCTS
Information Patent Grant
Transflective displays with reflective polarizing transflector
- Patent number 6,124,971
- Issue date Sep 26, 2000
- 3M Innovative Properties Company
- Andrew J. Ouderkirk
- B32 - LAYERED PRODUCTS
Information Patent Grant
High efficiency optical devices
- Patent number 6,080,467
- Issue date Jun 27, 2000
- 3M Innovative Properties Company
- Michael F. Weber
- B32 - LAYERED PRODUCTS
Information Patent Grant
Electroluminescent display with brightness enhancement
- Patent number 6,052,164
- Issue date Apr 18, 2000
- 3M Innovative Properties Company
- Sanford Cobb
- G02 - OPTICS
Information Patent Grant
Display with reflective polarizer and randomizing cavity
- Patent number 6,025,897
- Issue date Feb 15, 2000
- 3M Innovative Properties Co.
- Michael F. Weber
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Diffuse reflectors
- Patent number 6,018,419
- Issue date Jan 25, 2000
- 3M Intellectual Properties Company
- Sanford Cobb
- G02 - OPTICS
Information Patent Grant
Variable pitch structured optical film
- Patent number 5,919,551
- Issue date Jul 6, 1999
- 3M Innovative Properties Company
- Sanford Cobb
- G02 - OPTICS
Information Patent Grant
Brightness enhancement film with soft cutoff
- Patent number 5,917,664
- Issue date Jun 29, 1999
- 3M Innovative Properties Company
- Mark B. O'Neill
- G02 - OPTICS
Information Patent Grant
Reflective polarizer display
- Patent number 5,828,488
- Issue date Oct 27, 1998
- Minnesota Mining and Manufacturing Co.
- Andrew J. Ouderkirk
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Diffusely reflecting multilayer polarizers and mirrors
- Patent number 5,825,542
- Issue date Oct 20, 1998
- Minnesota Mining and Manufacturing Company
- Sanford Cobb
- G02 - OPTICS
Information Patent Grant
Light directing film having variable height structured surface and...
- Patent number 5,771,328
- Issue date Jun 23, 1998
- Minnesota Mining and Manufacturing Company
- David L. Wortman
- G02 - OPTICS
Information Patent Grant
Pole light having a programmable footprint
- Patent number 5,575,550
- Issue date Nov 19, 1996
- Minnesota Mining and Manufacturing Company
- Roger H. Appeldorn
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
BACKLIGHT WITH STRUCTURED SURFACES
- Publication number 20080050088
- Publication date Feb 28, 2008
- 3M Innovative Properties Company
- Mark E. Gardiner
- G02 - OPTICS
Information Patent Application
High Efficiency Optical Devices
- Publication number 20070122641
- Publication date May 31, 2007
- 3M Innovative Properties Company
- Andrew J. Ouderkirk
- G02 - OPTICS
Information Patent Application
HIGH EFFICIENCY OPTICAL DEVICES
- Publication number 20070092728
- Publication date Apr 26, 2007
- 3M Innovative Properties Company
- Andrew J. Ouderkirk
- G02 - OPTICS
Information Patent Application
Backlight with structured surfaces
- Publication number 20060051048
- Publication date Mar 9, 2006
- Mark E. Gardiner
- G02 - OPTICS
Information Patent Application
DISPLAY HAVING A REFLECTIVE POLARIZER
- Publication number 20050270439
- Publication date Dec 8, 2005
- 3M Innovative Properties Company
- Michael F. Weber
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
High efficiency optical devices
- Publication number 20050260384
- Publication date Nov 24, 2005
- 3M Innovative Properties Company
- Andrew J. Ouderkirk
- G02 - OPTICS
Information Patent Application
Optical devices using reflecting polarizing materials
- Publication number 20050002098
- Publication date Jan 6, 2005
- 3M Innovative Properties Company
- Richard C. Allen
- G02 - OPTICS
Information Patent Application
Optical elements having programmed optical structures
- Publication number 20050001043
- Publication date Jan 6, 2005
- 3M Innovative Properties Company
- Mark E. Gardiner
- G02 - OPTICS
Information Patent Application
High efficiency optical devices
- Publication number 20040175552
- Publication date Sep 9, 2004
- Andrew J. Ouderkirk
- G02 - OPTICS
Information Patent Application
Brightness enhancing reflective polarizer
- Publication number 20030164914
- Publication date Sep 4, 2003
- 3M Innovative Properties Company
- Michael F. Weber
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Optical film with variable angle prisms
- Publication number 20030112521
- Publication date Jun 19, 2003
- 3M
- Mark E. Gardiner
- G02 - OPTICS
Information Patent Application
OPTICAL ELEMENT HAVING PROGRAMMED OPTICAL STRUCTURES
- Publication number 20030103760
- Publication date Jun 5, 2003
- MARK E. GARDINER
- G02 - OPTICS
Information Patent Application
Light guide for use with backlit display
- Publication number 20030034445
- Publication date Feb 20, 2003
- Gary T. Boyd
- G02 - OPTICS
Information Patent Application
Backlight system with multilayer optical film reflector
- Publication number 20020141194
- Publication date Oct 3, 2002
- 3M Innovative Properties Company
- David L. Wortman
- B32 - LAYERED PRODUCTS
Information Patent Application
Optical film with variable angle prisms
- Publication number 20020057497
- Publication date May 16, 2002
- 3M Innovative Properties Company
- Mark E. Gardiner
- G02 - OPTICS
Information Patent Application
Optical film
- Publication number 20020057564
- Publication date May 16, 2002
- 3M Innovative Properties Company
- Alan B. Campbell
- G02 - OPTICS
Information Patent Application
Optical film with defect-reducing surface and method for making same
- Publication number 20020012248
- Publication date Jan 31, 2002
- 3M Innovative Properties Company
- Alan B. Campbell
- G02 - OPTICS
Information Patent Application
SIGN FACES HAVING REFLECTIVE FILMS AND METHODS OF USING SAME
- Publication number 20020011016
- Publication date Jan 31, 2002
- 3M Innovative Properties Company
- ELLEN O. AELING
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Optical devices using reflecting polarizing materials
- Publication number 20010036013
- Publication date Nov 1, 2001
- 3M Innovative Properties Company
- Richard C. Allen
- G02 - OPTICS
Information Patent Application
High efficiency optical devices
- Publication number 20010021445
- Publication date Sep 13, 2001
- 3M Innovative Properties Company
- Michael F. Weber
- B32 - LAYERED PRODUCTS
Information Patent Application
Transflective displays with reflective polarizing trasflector
- Publication number 20010008464
- Publication date Jul 19, 2001
- 3M Innovative Properties Company
- Andrew J. Ouderkirk
- B32 - LAYERED PRODUCTS

Sanford Cobb Jr.

Person

Patents Grantslast 30 patents

Backlight with structured surfaces

Optical elements having programmed optical structures

Blacklight with structured surfaces

Optical element having programmed optical structures

Optical film with variable angle prisms

High efficiency optical devices

Sign faces having reflective films and methods of using same

Method of making tool to produce optical film

Light guide for use with backlit display

Optical film with variable angle prisms

Reflective polarizer having improved properties and optical display...

Optical devices using reflecting polarizing materials

Lightguide having a directly secured reflector and method of making...

Optical film with variable angle prisms

Optical film

Optical film with defect-reducing surface and method for making same

Brightness enhancement article

Transflective displays with reflective polarizing transflector

High efficiency optical devices

Transflective displays with reflective polarizing transflector

High efficiency optical devices

Electroluminescent display with brightness enhancement

Display with reflective polarizer and randomizing cavity

Diffuse reflectors

Variable pitch structured optical film

Brightness enhancement film with soft cutoff

Reflective polarizer display

Diffusely reflecting multilayer polarizers and mirrors

Light directing film having variable height structured surface and...

Pole light having a programmable footprint

Patents Applicationslast 30 patents

BACKLIGHT WITH STRUCTURED SURFACES

High Efficiency Optical Devices

HIGH EFFICIENCY OPTICAL DEVICES

Backlight with structured surfaces

DISPLAY HAVING A REFLECTIVE POLARIZER

High efficiency optical devices

Optical devices using reflecting polarizing materials

Optical elements having programmed optical structures

High efficiency optical devices

Brightness enhancing reflective polarizer

Optical film with variable angle prisms

OPTICAL ELEMENT HAVING PROGRAMMED OPTICAL STRUCTURES

Light guide for use with backlit display

Backlight system with multilayer optical film reflector

Optical film with variable angle prisms

Optical film

Optical film with defect-reducing surface and method for making same

SIGN FACES HAVING REFLECTIVE FILMS AND METHODS OF USING SAME

Optical devices using reflecting polarizing materials

High efficiency optical devices

Transflective displays with reflective polarizing trasflector