Ronald J. Tabar

Person

St. Paul, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Optical devices using reflecting polarizing materials
- Patent number 6,934,082
- Issue date Aug 23, 2005
- 3M Innovative Properties Company
- Richard C. Allen
- G02 - OPTICS
Information Patent Grant
Optical devices using reflecting polarizing materials
- Patent number 6,829,071
- Issue date Dec 7, 2004
- 3M Innovative Properties Company
- Richard C. Allen
- G02 - OPTICS
Information Patent Grant
Method for making optical devices from homopolymers
- Patent number 6,673,275
- Issue date Jan 6, 2004
- 3M Innovative Properties Company
- Richard C. Allen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Optical device having continuous and disperse phases
- Patent number 6,654,170
- Issue date Nov 25, 2003
- 3M Innovative Properties Company
- William Ward Merrill
- G02 - OPTICS
Information Patent Grant
Optical device containing polymeric material domains having differe...
- Patent number 6,627,300
- Issue date Sep 30, 2003
- 3M Innovative Properties Company
- Susan L. Kent
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Optical film and process for manufacture thereof
- Patent number 6,329,046
- Issue date Dec 11, 2001
- 3M Innovative Properties
- William W. Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Angular brightness microprismatic retroreflective film or sheeting...
- Patent number 6,274,221
- Issue date Aug 14, 2001
- 3M Innovative Properties Company
- Kenneth L. Smith
- G02 - OPTICS
Information Patent Grant
Optical film and process for manufacture thereof
- Patent number 6,179,948
- Issue date Jan 30, 2001
- 3M Innovative Properties Company
- William W. Merrill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Flexible optically uniform sign face substrate
- Patent number 5,591,530
- Issue date Jan 7, 1997
- Minnesota Mining and Manufacturing Company
- Robert W. Warner
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Flexible optically uniform sign face substrate
- Patent number 5,422,189
- Issue date Jun 6, 1995
- Minnesota Mining and Manufacturing Company
- Robert W. Warner
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
METHODS OF MAKING HIGH GAIN OPTICAL DEVICES HAVING A CONTINUOUS AND...
- Publication number 20080128927
- Publication date Jun 5, 2008
- 3M Innovative Properties Company
- Ronald J. Tabar
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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
Methods of making high gain optical devices having a continuous and...
- Publication number 20040164434
- Publication date Aug 26, 2004
- Ronald J. Tabar
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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
ANGULAR BRIGHTNESS MICROPRISMATIC RETROREFLECTIVE FILM OR SHEETING...
- Publication number 20010008679
- Publication date Jul 19, 2001
- 3M Innovative Properties Company
- KENNETH L. SMITH
- G02 - OPTICS

Ronald J. Tabar

Person

Patents Grantslast 30 patents

Optical devices using reflecting polarizing materials

Optical devices using reflecting polarizing materials

Method for making optical devices from homopolymers

Optical device having continuous and disperse phases

Optical device containing polymeric material domains having differe...

Optical film and process for manufacture thereof

Angular brightness microprismatic retroreflective film or sheeting...

Optical film and process for manufacture thereof

Flexible optically uniform sign face substrate

Flexible optically uniform sign face substrate

Patents Applicationslast 30 patents

METHODS OF MAKING HIGH GAIN OPTICAL DEVICES HAVING A CONTINUOUS AND...

Optical devices using reflecting polarizing materials

Methods of making high gain optical devices having a continuous and...

Optical devices using reflecting polarizing materials

ANGULAR BRIGHTNESS MICROPRISMATIC RETROREFLECTIVE FILM OR SHEETING...