de Groot; Peter

Patent Applications and Registrations

Patent applications and USPTO patent grants for de Groot; Peter.The latest application filed is for "double pass interferometric encoder system".

Company Profile

0.60.34

de Groot; Peter - Carmel CA US
de Groot; Peter - Middletown CT
De Groot; Peter - Middleton CT
de Groot; Peter - Salinas CA
de Groot; Peter - Bethel CT

*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
Systems and methods for floreting broccoli Grant 9,055,766 - de Groot , et al. June 16, 2	2015-06-16
Double pass interferometric encoder system Grant 9,025,161 - de Groot , et al. May 5, 2	2015-05-05
Interferometry for lateral metrology Grant 9,025,162 - Colonna de Lega , et al. May 5, 2	2015-05-05
Topographical profiling with coherence scanning interferometry Grant 8,780,334 - De Groot July 15, 2	2014-07-15
Double Pass Interferometric Encoder System App 20130114061 - de Groot; Peter ; et al.	2013-05-09
Fiber-based interferometer system for monitoring an imaging interferometer Grant 8,379,218 - Deck , et al. February 19, 2	2013-02-19
Interferometer for overlay measurements Grant 8,248,617 - De Groot , et al. August 21, 2	2012-08-21
Interferometric Heterodyne Optical Encoder System App 20120194824 - de Groot; Peter ; et al.	2012-08-02
Systems And Methods For Floreting Broccoli App 20120174802 - de Groot; Peter ; et al.	2012-07-12
Interferometer for determining overlay errors Grant 8,189,202 - Liesener , et al. May 29, 2	2012-05-29
Data Interpolation Methods For Metrology Of Surfaces, Films And Underresolved Structures App 20120089365 - Fay; Martin ; et al.	2012-04-12
Analyzing surface structure using scanning interferometry Grant 8,126,677 - De Groot , et al. February 28, 2	2012-02-28
Interferometric analysis of under-resolved features Grant 8,072,611 - De Groot December 6, 2	2011-12-06
Scan error correction in low coherence scanning interferometry Grant 8,004,688 - Davidson , et al. August 23, 2	2011-08-23
Interferometer utilizing polarization scanning Grant 7,978,337 - De Groot , et al. July 12, 2	2011-07-12
Compound reference interferometer Grant 7,978,338 - De Groot , et al. July 12, 2	2011-07-12
Interferometer with multiple modes of operation for determining characteristics of an object surface Grant 7,952,724 - De Lega , et al. May 31, 2	2011-05-31
Error compensation in phase shifting interferometry Grant 7,948,637 - De Groot May 24, 2	2011-05-24
Interferometer and method for measuring characteristics of optically unresolved surface features Grant 7,948,636 - De Groot , et al. May 24, 2	2011-05-24
Sinusoidal phase shifting interferometry Grant 7,933,025 - De Groot April 26, 2	2011-04-26
Apparatus and method for measuring characteristics of surface features Grant 7,924,435 - Colonna De Lega , et al. April 12, 2	2011-04-12
Interferometry for lateral metrology Grant 7,889,355 - De Lega , et al. February 15, 2	2011-02-15
Interferometer For Determining Overlay Errors App 20110032535 - Liesener; Jan ; et al.	2011-02-10
Interferometry for determining characteristics of an object surface, with spatially coherent illumination Grant 7,884,947 - De Lega , et al. February 8, 2	2011-02-08
Multiple-angle multiple-wavelength interferometer using high-NA imaging and spectral analysis Grant 7,869,057 - De Groot January 11, 2	2011-01-11
Interferometer system for monitoring an object Grant 7,826,064 - de Groot , et al. November 2, 2	2010-11-02
Interferometer And Method For Measuring Characteristics Of Optically Unresolved Surface Features App 20100265516 - De Groot; Peter ; et al.	2010-10-21
Error Compensation In Phase Shifting Interferometry App 20100238455 - de Groot; Peter	2010-09-23
Compound Reference Interferometer App 20100128276 - De Groot; Peter ; et al.	2010-05-27
Fiber-based Interferometer System For Monitoring An Imaging Interferometer App 20100128278 - Deck; Leslie L. ; et al.	2010-05-27
Scan Error Correction In Low Coherence Scanning Interferometry App 20100128280 - Davidson; Mark ; et al.	2010-05-27
Interferometer System For Monitoring An Object App 20100091296 - de Groot; Peter ; et al.	2010-04-15
Interferometer and method for measuring characteristics of optically unresolved surface features Grant 7,684,049 - De Groot , et al. March 23, 2	2010-03-23
Interferometry method and system including spectral decomposition Grant 7,636,168 - De Lega , et al. December 22, 2	2009-12-22
Interferometer system for monitoring an object Grant 7,636,166 - De Groot , et al. December 22, 2	2009-12-22
Interferometry For Lateral Metrology App 20090303493 - Colonna de Lega; Xavier ; et al.	2009-12-10
Interferometer with multiple modes of operation for determining characteristics of an object surface Grant 7,616,323 - De Lega , et al. November 10, 2	2009-11-10
Interferometer For Overlay Measurements App 20090262362 - de Groot; Peter ; et al.	2009-10-22
Phase shifting interferometry with multiple accumulation Grant 7,564,568 - De Groot , et al. July 21, 2	2009-07-21
Method and system for analyzing low-coherence interferometry signals for information about thin film structures Grant 7,564,566 - de Groot July 21, 2	2009-07-21
Analyzing Surface Structure Using Scanning Interferometry App 20090182528 - De Groot; Peter ; et al.	2009-07-16
Interferometer Utilizing Polarization Scanning App 20090128827 - de Groot; Peter ; et al.	2009-05-21
Compensation of systematic effects in low coherence interferometry Grant 7,522,288 - De Groot April 21, 2	2009-04-21
Interferometer for determining characteristics of an object surface Grant 7,446,882 - De Lega , et al. November 4, 2	2008-11-04
Interferometer for determining characteristics of an object surface, including processing and calibration Grant 7,428,057 - De Lega , et al. September 23, 2	2008-09-23
Method And System For Analyzing Low-coherence Interferometry Signals For Information About Thin Film Structures App 20080221837 - De Groot; Peter	2008-09-11
Interferometry systems and methods Grant 7,417,743 - De Groot August 26, 2	2008-08-26
Sinusoidal Phase Shifting Interferometry App 20080180679 - de Groot; Peter	2008-07-31
Apparatus And Method For Measuring Characteristics Of Surface Features App 20080174784 - Colonna De Lega; Xavier ; et al.	2008-07-24
Systems and methods for automatically picking and coring lettuce and cabbage Grant 7,395,653 - de Groot , et al. July 8, 2	2008-07-08
Interferometry For Determining Characteristics Of An Object Surface, With Spatially Coherent Illumination App 20080088849 - DE LEGA; XAVIER COLONNA ; et al.	2008-04-17
Multiple-Angle Multiple-Wavelength Interferometer Using High-NA Imaging and Spectral Analysis App 20080049233 - De Groot; Peter	2008-02-28
Interferometer and method for measuring characteristics of optically unresolved surface features Grant 7,324,214 - De Groot , et al. January 29, 2	2008-01-29
Method and system for analyzing low-coherence interferometry signals for information about thin film structures Grant 7,321,431 - De Groot January 22, 2	2008-01-22
Systems And Methods For Automatically Trimming And Coring Romaine Lettuce And Other Harvested Products App 20070221072 - de Groot; Peter ; et al.	2007-09-27
Phase Shifting Interferometry With Multiple Accumulation App 20070206201 - de Groot; Peter ; et al.	2007-09-06
Interferometer system for monitoring an object App 20070171425 - De Groot; Peter ; et al.	2007-07-26
Systems and methods for automatically picking and coring lettuce and cabbage App 20070095041 - de Groot; Peter ; et al.	2007-05-03
Interferometry method and system including spectral decomposition App 20070086013 - De Lega; Xavier Colonna ; et al.	2007-04-19
Interferometer and method for measuring characteristics of optically unresolved surface features App 20070046953 - De Groot; Peter ; et al.	2007-03-01
Method and system for analyzing low-coherence interferometry signals for information about thin film structures App 20060262321 - De Groot; Peter	2006-11-23
Interferometer with multiple modes of operation for determining characteristics of an object surface App 20060158658 - Colonna De Lega; Xavier ; et al.	2006-07-20
Interferometer for determining characteristics of an object surface, including processing and calibration App 20060158657 - De Lega; Xavier Colonna ; et al.	2006-07-20
Interferometer for determining characteristics of an object surface App 20060158659 - Colonna De Lega; Xavier ; et al.	2006-07-20
Vegetable harvester and method App 20060075735 - de Groot; Peter	2006-04-13
Leafy vegetable harvester and method Grant 6,964,152 - de Groot November 15, 2	2005-11-15
Optical systems for measuring form and geometric dimensions of precision engineered parts Grant 6,822,745 - De Groot , et al. November 23, 2	2004-11-23
Single-pass and multi-pass interferometry systems having a dynamic beam-steering assembly for measuring distance, angle, and dispersion Grant 6,631,004 - Hill , et al. October 7, 2	2003-10-07
Interferometer and method for measuring the refractive index and optical path length effects of air Grant 6,525,825 - de Groot , et al. February 25, 2	2003-02-25
Interferometer and method for measuring the refractive index and optical path length effects of air App 20020140945 - de Groot, Peter ; et al.	2002-10-03
Height scanning interferometry method and apparatus including phase gap analysis App 20020135775 - De Groot, Peter ; et al.	2002-09-26
Height scanning interferometer for determining the absolute position and surface profile of an object with respect to a datum App 20010050773 - De Groot, Peter ; et al.	2001-12-13
Single-pass and multi-pass interferometery systems having a dynamic beam-steering assembly for measuring distance, angle, and dispersion Grant 6,313,918 - Hill , et al. November 6, 2	2001-11-06
Grazing incidence interferometer and method Grant 6,249,351 - de Groot June 19, 2	2001-06-19
Apparatus to transform two nonparallel propagating optical beam components into two orthogonally polarized beam components Grant 6,236,507 - Hill , et al. May 22, 2	2001-05-22
Infrared scanning interferometry apparatus and method Grant 6,195,168 - De Lega , et al. February 27, 2	2001-02-27
Geometrically-Desensitized interferometer with adjustable range of measurement depths Grant 6,011,624 - de Groot January 4, 2	2000-01-04
Method and apparatus for performing interferometric measurements with reduced sensitivity to vibration Grant 5,999,263 - Deck , et al. December 7, 1	1999-12-07
Full-field geometrically-desensitized interferometer employing diffractive and conventional optics Grant 5,995,224 - de Groot November 30, 1	1999-11-30
Optical gap measuring apparatus and method Grant 5,953,125 - de Groot September 14, 1	1999-09-14
Apparatus and methods for measuring gaps while compensating for birefringence effects in the measurement path Grant 5,831,733 - de Groot November 3, 1	1998-11-03
Optical gap measuring apparatus and method Grant 5,751,427 - de Groot May 12, 1	1998-05-12
Homodyne interferometric receiver and calibration method having improved accuracy and functionality Grant 5,663,793 - de Groot September 2, 1	1997-09-02
Method and apparatus for measuring and compensating birefringence in rotating disks Grant 5,644,562 - de Groot July 1, 1	1997-07-01
Method for profiling an object surface using a large equivalent wavelength and system therefor Grant 5,598,265 - de Groot January 28, 1	1997-01-28
Laser diode radar with extended range Grant 5,594,543 - de Groot , et al. January 14, 1	1997-01-14
Optical gap measuring apparatus and method Grant 5,557,399 - de Groot September 17, 1	1996-09-17
Phase shifting interferometer and method for surface topography measurement Grant 5,473,434 - de Groot December 5, 1	1995-12-05
Method and apparatus for surface topography measurement by spatial-frequency analysis of interferograms Grant 5,398,113 - de Groot March 14, 1	1995-03-14
Multimode laser diode system for range measurement Grant 5,020,901 - de Groot June 4, 1	1991-06-04

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