Cowan; James J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Cowan; James J..The latest application filed is for "surface relief volume reflective diffractive structure".

Company Profile

0.16.8

Cowan; James J. - Lexington MA
Cowan; James J. -

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Surface relief volume reflective diffractive structure Grant 9,864,339 - Cowan January 9, 2	2018-01-09
Surface Relief Volume Reflective Diffractive Structure App 20160098010 - COWAN; James J.	2016-04-07
Surface relief volume reflective diffractive structure Grant 9,158,046 - Cowan October 13, 2	2015-10-13
Surface Relief Volume Reflective Diffractive Structure App 20120300272 - COWAN; James J.	2012-11-29
Surface relief volume reflective diffractive structure Grant 8,254,029 - Cowan August 28, 2	2012-08-28
Surface Relief Volume Reflective Diffractive Structure App 20080309996 - Cowan; James J.	2008-12-18
Actively stabilized, single input beam, interference lithography system and method Grant 7,304,775 - Hobbs , et al. December 4, 2	2007-12-04
Microstructured optical device for remote chemical sensing Grant 7,262,856 - Hobbs , et al. August 28, 2	2007-08-28
Microstructured optical device for remote chemical sensing App 20070036680 - Hobbs; Douglas S. ; et al.	2007-02-15
Surface relief structure App 20060002656 - Cowan; James J. ; et al.	2006-01-05
Optical wavelength resonant device for chemical sensing Grant 6,870,624 - Hobbs , et al. March 22, 2	2005-03-22
Optical device for filtering and sensing Grant 6,791,757 - Hobbs , et al. September 14, 2	2004-09-14
Electro-optic device allowing wavelength tuning Grant 6,707,518 - Cowan March 16, 2	2004-03-16
Optical wavelength resonant device for chemical sensing App 20030210396 - Hobbs, Douglas S. ; et al.	2003-11-13
Optical device for filtering and sensing App 20030002156 - Hobbs, Douglas S. ; et al.	2003-01-02
Actively stabilized, single input beam, interference lithography system and method App 20010035991 - Hobbs, Douglas S. ; et al.	2001-11-01
Holographic optical data storage medium Grant 4,999,234 - Cowan * March 12, 1	1991-03-12
Volume phase reflection holograms and methods for fabricating them Grant 4,888,260 - Cowan December 19, 1	1989-12-19
Method of forming volume phase reflection holograms Grant 4,874,213 - Cowan October 17, 1	1989-10-17
Method of replicating volume phase reflection holograms Grant 4,839,250 - Cowan June 13, 1	1989-06-13
Method and apparatus for exposing photosensitive material Grant 4,496,216 - Cowan January 29, 1	1985-01-29
Method for producing a surface relief pattern Grant 4,402,571 - Cowan , et al. September 6, 1	1983-09-06
Holography Utilizing Surface Plasmon Resonances Grant 3,815,969 - Fletcher , et al. June 11, 1	1974-06-11

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