Ray; Alan B

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ray; Alan B.The latest application filed is for "displacement measurement sensor head and system having measurement sub-beams comprising zeroth order and first order diffraction components".

Company Profile

0.9.9

Ray; Alan B - Palo Alto CA
Ray; Alan B. - Palo Alto CA

*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
Monolithic displacement measuring interferometer with spatially separated but substantially equivalent optical pathways and optional dual beam outputs Grant 7,705,994 - Ray April 27, 2	2010-04-27
Displacement measurement sensor head and system having measurement sub-beams comprising zeroth order and first order diffraction components Grant 7,561,280 - Schluchter , et al. July 14, 2	2009-07-14
Displacement measurement system Grant 7,545,507 - Schluchter , et al. June 9, 2	2009-06-09
Displacement Measurement Sensor Head And System Having Measurement Sub-beams Comprising Zeroth Order And First Order Diffraction Components App 20080304079 - Schluchter; William Clay ; et al.	2008-12-11
Littrow interferometer Grant 7,440,113 - Trutna, Jr. , et al. October 21, 2	2008-10-21
Displacement Measurement System App 20080225262 - Schluchter; William Clay ; et al.	2008-09-18
Apparatus and Method to Quantify Laser Head Reference Signal Reliability App 20080079945 - Flowers; John P. ; et al.	2008-04-03
Littrow interferometer App 20070146722 - Trutna; William R. JR. ; et al.	2007-06-28
Compact multi-axis interferometer Grant 7,224,466 - Ray May 29, 2	2007-05-29
Monolithic displacement measuring interferometer App 20070115478 - Ray; Alan B.	2007-05-24
System and method of using a side-mounted interferometer to acquire position information Grant 7,130,056 - Schluchter , et al. October 31, 2	2006-10-31
System and method of using a side-mounted interferometer to acquire position information App 20050185193 - Schluchter, William Clay ; et al.	2005-08-25
Using target images to determine a location of a stage App 20050175217 - Mueller, Louis F. ; et al.	2005-08-11
Interferometer using beam re-tracing to eliminate beam walk-off Grant 6,897,962 - Johnstone , et al. May 24, 2	2005-05-24
Compact beam re-tracing optics to eliminate beam walk-off in an interferometer Grant 6,806,960 - Bagwell , et al. October 19, 2	2004-10-19
Compact multi-axis interferometer App 20040150831 - Ray, Alan B.	2004-08-05
Interferometer using beam re-tracing to eliminate beam walk-off App 20030197869 - Johnstone, Eric S. ; et al.	2003-10-23
Method for planarizing semiconductor substrates Grant 4,676,868 - Riley , et al. June 30, 1	1987-06-30

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