Robert Sprague

Person

Westford, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Reflective color correction for phosphor illumination systems
- Patent number 11,474,422
- Issue date Oct 18, 2022
- Materion Corporation
- Robert Sprague
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Near infrared optical interference filters with improved transmission
- Patent number 11,372,144
- Issue date Jun 28, 2022
- Materion Corporation
- Robert Sprague
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of fabricating anisotropic optical interference filter
- Patent number 11,365,471
- Issue date Jun 21, 2022
- Materion Corporation
- Robert Sprague
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Enhancement of output of optically pumped phosphor by use of surfac...
- Patent number 10,871,644
- Issue date Dec 22, 2020
- Materion Corporation
- Robert Sprague
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of fabricating anisotropic optical interference filter
- Patent number 10,502,880
- Issue date Dec 10, 2019
- Materion Corporation
- Robert Sprague
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Enhancement of output of optically pumped phosphor by use of surfac...
- Patent number 10,437,042
- Issue date Oct 8, 2019
- Materion Corporation
- Robert Sprague
- G02 - OPTICS
Information Patent Grant
Near infrared optical interference filters with improved transmission
- Patent number 9,989,684
- Issue date Jun 5, 2018
- Materion Corporation
- Robert Sprague
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Automated defect detection and mapping for optical filters
- Patent number 9,927,369
- Issue date Mar 27, 2018
- Materion Corporation
- Robert Sprague
- G01 - MEASURING TESTING
Information Patent Grant
Method of fabricating anisotropic optical interference filter
- Patent number 9,804,310
- Issue date Oct 31, 2017
- Materion Corporation
- Robert Sprague
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
NEAR INFRARED OPTICAL INTERFERENCE FILTERS WITH IMPROVED TRANSMISSION
- Publication number 20220299688
- Publication date Sep 22, 2022
- MATERION CORPORATION
- Robert Sprague
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD OF FABRICATING ANISOTROPIC OPTICAL INTERFERENCE FILTER
- Publication number 20220275497
- Publication date Sep 1, 2022
- MATERION CORPORATION
- Robert Sprague
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
REFLECTIVE COLOR CORRECTION FOR PHOSPHOR ILLUMINATION SYSTEMS
- Publication number 20210191246
- Publication date Jun 24, 2021
- MATERION CORPORATION
- ROBERT SPRAGUE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD OF FABRICATING ANISOTROPIC OPTICAL INTERFERENCE FILTER
- Publication number 20200116911
- Publication date Apr 16, 2020
- Materion Corporation
- Robert Sprague
- G02 - OPTICS
Information Patent Application
ENHANCEMENT OF OUTPUT OF OPTICALLY PUMPED PHOSPHOR BY USE OF SURFAC...
- Publication number 20190377173
- Publication date Dec 12, 2019
- MATERION CORPORATION
- Robert Sprague
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
NEAR INFRARED OPTICAL INTERFERENCE FILTERS WITH IMPROVED TRANSMISSION
- Publication number 20190212484
- Publication date Jul 11, 2019
- Materion Corporation
- Robert Sprague
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD OF FABRICATING ANISOTROPIC OPTICAL INTERFERENCE FILTER
- Publication number 20180052265
- Publication date Feb 22, 2018
- Materion Corporation
- Robert Sprague
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ENHANCEMENT OF OUTPUT OF OPTICALLY PUMPED PHOSPHOR BY USE OF SURFAC...
- Publication number 20170235127
- Publication date Aug 17, 2017
- MATERION CORPORATION
- Robert Sprague
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
AUTOMATED DEFECT DETECTION AND MAPPING FOR OPTICAL FILTERS
- Publication number 20160356724
- Publication date Dec 8, 2016
- Materion Corporation
- Robert Sprague
- G01 - MEASURING TESTING
Information Patent Application
NEAR INFRARED OPTICAL INTERFERENCE FILTERS WITH IMPROVED TRANSMISSION
- Publication number 20160238759
- Publication date Aug 18, 2016
- MATERION CORPORATION
- Robert Sprague
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD OF FABRICATING ANISOTROPIC OPTICAL INTERFERENCE FILTER
- Publication number 20160237547
- Publication date Aug 18, 2016
- Materion Corporation
- Robert Sprague
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
NEAR INFRARED OPTICAL INTERFERENCE FILTERS WITH IMPROVED TRANSMISSION
- Publication number 20160216419
- Publication date Jul 28, 2016
- MATERION CORPORATION
- Robert Sprague
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Robert Sprague

Person

Patents Grantslast 30 patents

Reflective color correction for phosphor illumination systems

Near infrared optical interference filters with improved transmission

Method of fabricating anisotropic optical interference filter

Enhancement of output of optically pumped phosphor by use of surfac...

Method of fabricating anisotropic optical interference filter

Enhancement of output of optically pumped phosphor by use of surfac...

Near infrared optical interference filters with improved transmission

Automated defect detection and mapping for optical filters

Method of fabricating anisotropic optical interference filter

Patents Applicationslast 30 patents

NEAR INFRARED OPTICAL INTERFERENCE FILTERS WITH IMPROVED TRANSMISSION

METHOD OF FABRICATING ANISOTROPIC OPTICAL INTERFERENCE FILTER

REFLECTIVE COLOR CORRECTION FOR PHOSPHOR ILLUMINATION SYSTEMS

METHOD OF FABRICATING ANISOTROPIC OPTICAL INTERFERENCE FILTER

ENHANCEMENT OF OUTPUT OF OPTICALLY PUMPED PHOSPHOR BY USE OF SURFAC...

NEAR INFRARED OPTICAL INTERFERENCE FILTERS WITH IMPROVED TRANSMISSION

METHOD OF FABRICATING ANISOTROPIC OPTICAL INTERFERENCE FILTER

ENHANCEMENT OF OUTPUT OF OPTICALLY PUMPED PHOSPHOR BY USE OF SURFAC...

AUTOMATED DEFECT DETECTION AND MAPPING FOR OPTICAL FILTERS

NEAR INFRARED OPTICAL INTERFERENCE FILTERS WITH IMPROVED TRANSMISSION

METHOD OF FABRICATING ANISOTROPIC OPTICAL INTERFERENCE FILTER

NEAR INFRARED OPTICAL INTERFERENCE FILTERS WITH IMPROVED TRANSMISSION