Todd A. Ballen

Person

St. Paul, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Non-orthogonal cube corner elements and arrays thereof made by end...
- Patent number 11,253,933
- Issue date Feb 22, 2022
- 3M Innovative Properties Company
- Nelson D. Sewall
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Optical filter
- Patent number 11,016,229
- Issue date May 25, 2021
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Grant
Sign to vehicle identification system
- Patent number 10,586,446
- Issue date Mar 10, 2020
- 3M Innovative Properties Company
- Jeffrey D. Janovec
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microtiled prismatic cube corner articles
- Patent number 10,502,875
- Issue date Dec 10, 2019
- 3M Innovative Properties Company
- Kenneth L. Smith
- G02 - OPTICS
Information Patent Grant
Sign to vehicle identification system
- Patent number 10,339,804
- Issue date Jul 2, 2019
- 3M Innovative Properties Company
- Jeffrey D. Janovec
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microtiled prismatic cube corner articles
- Patent number 9,703,023
- Issue date Jul 11, 2017
- 3M Innovative Properties Company
- Kenneth L. Smith
- G02 - OPTICS
Information Patent Grant
Re-emitting semiconductor carrier devices for use with LEDs and met...
- Patent number 9,293,622
- Issue date Mar 22, 2016
- 3M Innovative Properties Company
- Terry L. Smith
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Multilayer construction
- Patent number 9,136,429
- Issue date Sep 15, 2015
- 3M Innovative Properties Company
- Jun-Ying Zhang
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Multilayer construction
- Patent number 8,846,518
- Issue date Sep 30, 2014
- 3M Innovative Properties Company
- Jun-Ying Zhang
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Monochromatic light source with high aspect ratio
- Patent number 8,193,543
- Issue date Jun 5, 2012
- 3M Innovative Properties Company
- Catherine A. Leatherdale
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical bonding composition for LED light source
- Patent number 8,026,115
- Issue date Sep 27, 2011
- 3M Innovative Properties Company
- Amy S. Barnes
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Optical bonding composition for LED light source
- Patent number 8,013,345
- Issue date Sep 6, 2011
- 3M Innovative Properties Company
- Amy S. Barnes
- F21 - LIGHTING
Information Patent Grant
Process for making microlens arrays and masterforms
- Patent number 8,004,767
- Issue date Aug 23, 2011
- 3M Innovative Properties Company
- Robert J. DeVoe
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Multidirectional photoreactive absorption method
- Patent number 7,790,353
- Issue date Sep 7, 2010
- 3M Innovative Properties Company
- Patrick R. Fleming
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for making microlens arrays and masterforms
- Patent number 7,583,444
- Issue date Sep 1, 2009
- 3M Innovative Properties Company
- Robert J. DeVoe
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Multipass multiphoton absorption method and apparatus
- Patent number 7,166,409
- Issue date Jan 23, 2007
- 3M Innovative Properties Company
- Patrick R. Fleming
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light guide within recessed housing
- Patent number 6,848,822
- Issue date Feb 1, 2005
- 3M Innovative Properties Company
- Todd A. Ballen
- F21 - LIGHTING
Information Patent Grant
Beaded rear projection screen with tunable gain
- Patent number 6,567,215
- Issue date May 20, 2003
- 3M Innovative Properties Company
- Todd A. Ballen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
NON-ORTHOGONAL CUBE CORNER ELEMENTS AND ARRAYS THEREOF MADE BY END...
- Publication number 20220126381
- Publication date Apr 28, 2022
- 3M Innovative Properties Company
- Nelson D. Sewall
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
NON-ORTHOGONAL CUBE CORNER ELEMENTS AND ARRAYS THEREOF MADE BY END...
- Publication number 20200038969
- Publication date Feb 6, 2020
- 3M Innovative Properties Company
- Nelson D. SEWALL
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
END MILLING METODS FOR MAKING MICROSTRUCTURES, ESPECIALLY CUBE CORN...
- Publication number 20190358918
- Publication date Nov 28, 2019
- 3M Innovative Properties Company
- Nelson D. SEWALL
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
SIGN TO VEHICLE IDENTIFICATION SYSTEM
- Publication number 20190304303
- Publication date Oct 3, 2019
- 3M Innovative Properties Company
- Jeffrey D. JANOVEC
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL FILTER
- Publication number 20190137669
- Publication date May 9, 2019
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Application
A SIGN TO VEHICLE IDENTIFICATION SYSTEM
- Publication number 20170372607
- Publication date Dec 28, 2017
- 3M Innovative Properties Company
- Jeffrey D. JANOVEC
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MICROTILED PRISMATIC CUBE CORNER ARTICLES
- Publication number 20170299787
- Publication date Oct 19, 2017
- 3M Innovative Properties Company
- Kenneth L. Smith
- G02 - OPTICS
Information Patent Application
MICROTILED PRISMATIC CUBE CORNER ARTICLES
- Publication number 20160033694
- Publication date Feb 4, 2016
- 3M INNOVATIVE PROPERTIES COMPANY
- Kenneth L. Smith
- G02 - OPTICS
Information Patent Application
MULTILAYER CONSTRUCTION
- Publication number 20140367641
- Publication date Dec 18, 2014
- Jun-Ying Zhang
- B82 - NANO-TECHNOLOGY
Information Patent Application
Multilayer Construction
- Publication number 20130109183
- Publication date May 2, 2013
- 3M Innovative Properties Company
- Jun-Ying Zhang
- B82 - NANO-TECHNOLOGY
Information Patent Application
RE-EMITTING SEMICONDUCTOR CARRIER DEVICES FOR USE WITH LEDS AND MET...
- Publication number 20120097983
- Publication date Apr 26, 2012
- 3M INNOVATIVE PROPERTIES COMPANY
- Terry L. Smith
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LIGHT SOURCE HAVING LIGHT BLOCKING COMPONENTS
- Publication number 20110156002
- Publication date Jun 30, 2011
- Catherine A. Leatherdale
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT SOURCE WITH IMPROVED MONOCHROMATICITY
- Publication number 20110140129
- Publication date Jun 16, 2011
- Catherine A. Leatherdale
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MONOCHROMATIC LIGHT SOURCE WITH HIGH ASPECT RATIO
- Publication number 20110140128
- Publication date Jun 16, 2011
- Catherine A. Leatherdale
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL BONDING COMPOSITION FOR LED LIGHT SOURCE
- Publication number 20100059776
- Publication date Mar 11, 2010
- 3M Innovative Properties Company
- Amy S. Barnes
- B82 - NANO-TECHNOLOGY
Information Patent Application
OPTICAL BONDING COMPOSITION FOR LED LIGHT SOURCE
- Publication number 20100025711
- Publication date Feb 4, 2010
- Amy S. Barnes
- F21 - LIGHTING
Information Patent Application
PROCESS FOR MAKING MICROLENS ARRAYS AND MASTERFORMS
- Publication number 20090284840
- Publication date Nov 19, 2009
- 3M Innovative Properties Company
- Robert J. DeVoe
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
MULTIPASS MULTIPHOTON ABSORPTION METHOD AND APPARATUS
- Publication number 20070087284
- Publication date Apr 19, 2007
- 3M Innovative Properties Company
- Patrick R. Fleming
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Article having a birefringent surface for use as a blur filter
- Publication number 20060170808
- Publication date Aug 3, 2006
- Rolf W. Biernath
- G02 - OPTICS
Information Patent Application
Multidirectional photoreactive absorption method
- Publication number 20040223385
- Publication date Nov 11, 2004
- Patrick R. Fleming
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Multiphoton absorption method using patterned light
- Publication number 20040012872
- Publication date Jan 22, 2004
- Patrick R Fleming
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Light guide within recessed housing
- Publication number 20030223250
- Publication date Dec 4, 2003
- Todd A. Ballen
- G02 - OPTICS
Information Patent Application
Beaded rear projection screen with tunable gain
- Publication number 20030053207
- Publication date Mar 20, 2003
- 3M Innovative Properties Company
- Todd A. Ballen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Selective deposition of material on a substrate according to an int...
- Publication number 20010028925
- Publication date Oct 11, 2001
- 3M Innovative Properties Company
- Robert S. Moshrefzadeh
- G02 - OPTICS

Todd A. Ballen

Person

Patents Grantslast 30 patents

Non-orthogonal cube corner elements and arrays thereof made by end...

Optical filter

Sign to vehicle identification system

Microtiled prismatic cube corner articles

Sign to vehicle identification system

Microtiled prismatic cube corner articles

Re-emitting semiconductor carrier devices for use with LEDs and met...

Multilayer construction

Multilayer construction

Monochromatic light source with high aspect ratio

Optical bonding composition for LED light source

Optical bonding composition for LED light source

Process for making microlens arrays and masterforms

Multidirectional photoreactive absorption method

Process for making microlens arrays and masterforms

Multipass multiphoton absorption method and apparatus

Light guide within recessed housing

Beaded rear projection screen with tunable gain

Patents Applicationslast 30 patents

NON-ORTHOGONAL CUBE CORNER ELEMENTS AND ARRAYS THEREOF MADE BY END...

NON-ORTHOGONAL CUBE CORNER ELEMENTS AND ARRAYS THEREOF MADE BY END...

END MILLING METODS FOR MAKING MICROSTRUCTURES, ESPECIALLY CUBE CORN...

SIGN TO VEHICLE IDENTIFICATION SYSTEM

OPTICAL FILTER

A SIGN TO VEHICLE IDENTIFICATION SYSTEM

MICROTILED PRISMATIC CUBE CORNER ARTICLES

MICROTILED PRISMATIC CUBE CORNER ARTICLES

MULTILAYER CONSTRUCTION

Multilayer Construction

RE-EMITTING SEMICONDUCTOR CARRIER DEVICES FOR USE WITH LEDS AND MET...

LIGHT SOURCE HAVING LIGHT BLOCKING COMPONENTS

LIGHT SOURCE WITH IMPROVED MONOCHROMATICITY

MONOCHROMATIC LIGHT SOURCE WITH HIGH ASPECT RATIO

OPTICAL BONDING COMPOSITION FOR LED LIGHT SOURCE

OPTICAL BONDING COMPOSITION FOR LED LIGHT SOURCE

PROCESS FOR MAKING MICROLENS ARRAYS AND MASTERFORMS

MULTIPASS MULTIPHOTON ABSORPTION METHOD AND APPARATUS

Article having a birefringent surface for use as a blur filter

Multidirectional photoreactive absorption method

Multiphoton absorption method using patterned light

Light guide within recessed housing

Beaded rear projection screen with tunable gain

Selective deposition of material on a substrate according to an int...