Chris Butler

Person

Acton, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Power calibration of multiple light sources in a display screen
- Patent number 9,053,659
- Issue date Jun 9, 2015
- Prysm, Inc.
- Chris Butler
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Optical component calibration system for laser-based display device
- Patent number 9,052,521
- Issue date Jun 9, 2015
- Prysm, Inc.
- Roger Hajjar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power calibration of multiple light sources in a display screen
- Patent number 8,947,410
- Issue date Feb 3, 2015
- Prysm, Inc.
- Chris Butler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Servo feedback control based on designated scanning servo beam in s...
- Patent number 8,556,430
- Issue date Oct 15, 2013
- Prysm, Inc.
- Roger A. Hajjar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for processing biometric images
- Patent number 8,538,095
- Issue date Sep 17, 2013
- Aprilis, Inc.
- Vincent Fedele
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for azimuthal holographic multiplexing using e...
- Patent number 7,742,378
- Issue date Jun 22, 2010
- STX Aprilis, Inc.
- David A. Waldman
- G11 - INFORMATION STORAGE
Information Patent Grant
High areal density holographic data storage system
- Patent number 7,738,152
- Issue date Jun 15, 2010
- STX Aprilis, Inc.
- Christopher J. Butler
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
POWER CALIBRATION OF MULTIPLE LIGHT SOURCES IN A DISPLAY SCREEN
- Publication number 20150312536
- Publication date Oct 29, 2015
- PRYSM, INC.
- Chris Butler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and Apparatus for Processing Biometric Images
- Publication number 20140241598
- Publication date Aug 28, 2014
- Vincent Fedele
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Power Calibration of Multiple Light Sources in a Display Screen
- Publication number 20110298844
- Publication date Dec 8, 2011
- Chris BUTLER
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Power Calibration of Multiple Light Sources in a Display Screen
- Publication number 20110298765
- Publication date Dec 8, 2011
- Chris BUTLER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COMPONENT CALIBRATION SYSTEM FOR LASER-BASED DISPLAY DEVICE
- Publication number 20110298695
- Publication date Dec 8, 2011
- Roger Hajjar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Servo Feedback Control Based on Designated Scanning Servo Beam in S...
- Publication number 20100097678
- Publication date Apr 22, 2010
- SPUDNIK, INC.
- Roger A. Hajjar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
High Areal Density Holographic Data Storage System
- Publication number 20100014138
- Publication date Jan 21, 2010
- STX Aprilis, Inc.
- Christopher J. Butler
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for processing biometric images
- Publication number 20090226052
- Publication date Sep 10, 2009
- Vincent Fedele
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Methods And Apparatus For The Fixing Of Holographic Media In Hologr...
- Publication number 20080037397
- Publication date Feb 14, 2008
- DCE APRILIS, INC.
- David A. Waldman
- G11 - INFORMATION STORAGE
Information Patent Application
Calibration of Holographic Data Storage Systems Using Holographic M...
- Publication number 20080008076
- Publication date Jan 10, 2008
- Daniel H. Raguin
- G11 - INFORMATION STORAGE
Information Patent Application
High areal density holographic data storage system
- Publication number 20060152783
- Publication date Jul 13, 2006
- Christopher J. Butler
- G11 - INFORMATION STORAGE
Information Patent Application
System and method for accessing media in a data storage system
- Publication number 20050081235
- Publication date Apr 14, 2005
- Daniel H. Raguin
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for azimuthal holographic multiplexing using e...
- Publication number 20040223200
- Publication date Nov 11, 2004
- Aprilis, Inc.
- David A. Waldman
- G11 - INFORMATION STORAGE

Chris Butler

Person

Patents Grantslast 30 patents

Power calibration of multiple light sources in a display screen

Optical component calibration system for laser-based display device

Power calibration of multiple light sources in a display screen

Servo feedback control based on designated scanning servo beam in s...

Method and apparatus for processing biometric images

Method and apparatus for azimuthal holographic multiplexing using e...

High areal density holographic data storage system

Patents Applicationslast 30 patents

POWER CALIBRATION OF MULTIPLE LIGHT SOURCES IN A DISPLAY SCREEN

Method and Apparatus for Processing Biometric Images

Power Calibration of Multiple Light Sources in a Display Screen

Power Calibration of Multiple Light Sources in a Display Screen

OPTICAL COMPONENT CALIBRATION SYSTEM FOR LASER-BASED DISPLAY DEVICE

Servo Feedback Control Based on Designated Scanning Servo Beam in S...

High Areal Density Holographic Data Storage System

Method and apparatus for processing biometric images

Methods And Apparatus For The Fixing Of Holographic Media In Hologr...

Calibration of Holographic Data Storage Systems Using Holographic M...

High areal density holographic data storage system

System and method for accessing media in a data storage system

Method and apparatus for azimuthal holographic multiplexing using e...