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Robert S. Afzal
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Providence, RI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Limited play optically-readable medium with liquid crystals and met...
Patent number
7,504,137
Issue date
Mar 17, 2009
Flexplay Technologies, Inc.
Robert S. Afzal
G11 - INFORMATION STORAGE
Information
Patent Grant
Incorporation of markings in optical media
Patent number
7,393,623
Issue date
Jul 1, 2008
Spectra Systems Corporation
Jeffrey L Conroy
G11 - INFORMATION STORAGE
Information
Patent Grant
Marking and authenticating articles
Patent number
7,220,535
Issue date
May 22, 2007
Spectra Systems Corporation
Nabil M. Lawandy
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Monolithic, side-pumped, passively Q-switched solid-state laser
Patent number
7,149,231
Issue date
Dec 12, 2006
Spectra Systems Corporation
Robert S. Afzal
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Monolithic, side-pumped, passively Q-switched solid-state laser
Publication number
20070071059
Publication date
Mar 29, 2007
Spectra Systems Corporation
Robert S. Afzal
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Limited play optically-readable medium with liquid crystals and met...
Publication number
20050214681
Publication date
Sep 29, 2005
FLEXPLAY TECHNOLOGIES
Robert S Afzal
G11 - INFORMATION STORAGE
Information
Patent Application
Solid state diamond Raman laser
Publication number
20050163169
Publication date
Jul 28, 2005
Spectra Systems Corporation
Nabil M. Lawandy
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method and apparatus for detecting fluorescent particles contained...
Publication number
20050100204
Publication date
May 12, 2005
Spectra Systems Corporation
Robert S. Afzal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System for applying markings to optical media
Publication number
20050018595
Publication date
Jan 27, 2005
Spectra Systems Corporation
Jeffrey L. Conroy
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Incorporation of markings in optical media
Publication number
20040121268
Publication date
Jun 24, 2004
Spectra Systems Corporation
Jeffrey L. Conroy
G11 - INFORMATION STORAGE
Information
Patent Application
Monolithic, side-pumped, passively Q-switched solid-state laser
Publication number
20040066805
Publication date
Apr 8, 2004
Spectra Systems Corporation
Robert S. Afzal
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Marking and authenticating articles
Publication number
20030012562
Publication date
Jan 16, 2003
Nabil M. Lawandy
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER