Richard T. Ingwall

Person

Newton, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Diffractive imaging system and method for the reading and analysis...
- Patent number 7,787,110
- Issue date Aug 31, 2010
- Aprilis, Inc.
- Daniel H. Raguin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Acquisition of high resolution biometric images
- Patent number 7,728,959
- Issue date Jun 1, 2010
- Aprilis, Inc.
- David A. Waldman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Holographic filter with a wide angular field of view and a narrow s...
- Patent number 7,480,084
- Issue date Jan 20, 2009
- STX Aprilis, Inc.
- Richard T. Ingwall
- G01 - MEASURING TESTING
Information Patent Grant
Temperature compensation of Bragg reflection gratings
- Patent number 7,463,799
- Issue date Dec 9, 2008
- STX, Aprilis, Inc.
- Richard T. Ingwall
- G02 - OPTICS
Information Patent Grant
Data storage medium comprising colloidal metal and preparation proc...
- Patent number 7,297,448
- Issue date Nov 20, 2007
- Aprilis, Inc.
- Erdem A. Cetin
- G11 - INFORMATION STORAGE
Information Patent Grant
Holographic filter with a wide angular field of view and a narrow s...
- Patent number 6,992,805
- Issue date Jan 31, 2006
- Aprilis, Inc.
- Richard T. Ingwall
- G01 - MEASURING TESTING
Information Patent Grant
Hybrid data storage system
- Patent number 6,904,491
- Issue date Jun 7, 2005
- Aprilis, Inc.
- David A. Waldman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for producing optical recording media with acc...
- Patent number 6,881,464
- Issue date Apr 19, 2005
- Aprilis, Inc.
- David A. Waldman
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Holographic medium and process for use thereof
- Patent number 5,759,721
- Issue date Jun 2, 1998
- Polaroid Corporation
- Pradeep K. Dhal
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electroluminescent devices comprising polymers, and processes for t...
- Patent number 5,571,626
- Issue date Nov 5, 1996
- Polaroid Corporation
- William J. Cumming
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electroluminescent polymers, processes for their use, and electrolu...
- Patent number 5,414,069
- Issue date May 9, 1995
- Polaroid Corporation
- William J. Cumming
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electroluminescent devices comprising polymers, and processes for t...
- Patent number 5,376,456
- Issue date Dec 27, 1994
- Polaroid Corporation
- William J. Cumming
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Volume phase hologram with liquid crystal in microvoids between fri...
- Patent number 5,198,912
- Issue date Mar 30, 1993
- Polaroid Corporation
- Richard T. Ingwall
- G02 - OPTICS
Information Patent Grant
Holograms
- Patent number 4,970,129
- Issue date Nov 13, 1990
- Polaroid Corporation
- Richard T. Ingwall
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photopolymerizable compositions used in holograms
- Patent number 4,588,664
- Issue date May 13, 1986
- Polaroid Corporation
- Herbert L. Fielding
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Stabilization of holograms
- Patent number 4,535,041
- Issue date Aug 13, 1985
- Polaroid Corporation
- Herbert L. Fielding
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Data storage medium comprising colloidal metal and preparation proc...
- Publication number 20090325079
- Publication date Dec 31, 2009
- Erdem A. Cetin
- G11 - INFORMATION STORAGE
Information Patent Application
Acquisition of High Resolution Biometric Images
- Publication number 20080123908
- Publication date May 29, 2008
- David A. Waldman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Data storage medium comprising colloidal metal and preparation proc...
- Publication number 20080044737
- Publication date Feb 21, 2008
- Aprilis, Inc.
- Erdem A. Cetin
- G11 - INFORMATION STORAGE
Information Patent Application
Diffractive imaging system and method for the reading and analysis...
- Publication number 20060119837
- Publication date Jun 8, 2006
- Daniel H. Raguin
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Holographic filter with a wide angular field of view and a narrow s...
- Publication number 20060092489
- Publication date May 4, 2006
- Richard T. Ingwall
- G02 - OPTICS
Information Patent Application
HOLOGRAPHIC MEDIUM AND PROCESS FOR USE THEREOF
- Publication number 20030157414
- Publication date Aug 21, 2003
- PRADEEP K. DHAL
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Data storage medium comprising colloidal metal and preparation proc...
- Publication number 20030152842
- Publication date Aug 14, 2003
- Aprilis, Inc.
- Erdem A. Cetin
- G11 - INFORMATION STORAGE
Information Patent Application
Temperature compensation of Bragg reflection gratings
- Publication number 20030007250
- Publication date Jan 9, 2003
- Richard T. Ingwall
- G02 - OPTICS
Information Patent Application
Holographic filter with a wide angular field of view and a narrow s...
- Publication number 20020196486
- Publication date Dec 26, 2002
- Aprilis, Inc.
- Richard T. Ingwall
- G01 - MEASURING TESTING
Information Patent Application
Method and apparatus for producing optical recording media with acc...
- Publication number 20020197440
- Publication date Dec 26, 2002
- Aprilis, Inc.
- David A. Waldman
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Hybrid data storage system
- Publication number 20020198955
- Publication date Dec 26, 2002
- Aprilis, Inc.
- David A. Waldman
- G06 - COMPUTING CALCULATING COUNTING

Richard T. Ingwall

Person

Patents Grantslast 30 patents

Diffractive imaging system and method for the reading and analysis...

Acquisition of high resolution biometric images

Holographic filter with a wide angular field of view and a narrow s...

Temperature compensation of Bragg reflection gratings

Data storage medium comprising colloidal metal and preparation proc...

Holographic filter with a wide angular field of view and a narrow s...

Hybrid data storage system

Method and apparatus for producing optical recording media with acc...

Holographic medium and process for use thereof

Electroluminescent devices comprising polymers, and processes for t...

Electroluminescent polymers, processes for their use, and electrolu...

Electroluminescent devices comprising polymers, and processes for t...

Volume phase hologram with liquid crystal in microvoids between fri...

Holograms

Photopolymerizable compositions used in holograms

Stabilization of holograms

Patents Applicationslast 30 patents

Data storage medium comprising colloidal metal and preparation proc...

Acquisition of High Resolution Biometric Images

Data storage medium comprising colloidal metal and preparation proc...

Diffractive imaging system and method for the reading and analysis...

Holographic filter with a wide angular field of view and a narrow s...

HOLOGRAPHIC MEDIUM AND PROCESS FOR USE THEREOF

Data storage medium comprising colloidal metal and preparation proc...

Temperature compensation of Bragg reflection gratings

Holographic filter with a wide angular field of view and a narrow s...

Method and apparatus for producing optical recording media with acc...

Hybrid data storage system