PG

Peter De Groot

ZY Zygo: 5 patents #1 of 3Top 35%
HS Hughes Danbury Optical Systems: 1 patents #1 of 6Top 20%
📍 Middletown, CT: #1 of 24 inventorsTop 5%
🗺 Connecticut: #28 of 2,266 inventorsTop 2%
Overall (1997): #2,300 of 185,788Top 2%
6
Patents 1997

Issued Patents 1997

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5671050 Method and apparatus for profiling surfaces using diffracative optics 1997-09-23
5663793 Homodyne interferometric receiver and calibration method having improved accuracy and functionality 1997-09-02
5644562 Method and apparatus for measuring and compensating birefringence in rotating disks 1997-07-01
5600441 Interferometer and method for measuring the distance of an object surface with respect to the surface of a rotating disk Leslie L. Deck 1997-02-04
5598265 Method for profiling an object surface using a large equivalent wavelength and system therefor 1997-01-28
5594543 Laser diode radar with extended range Gregg M. Gallatin, Chandra Roychoudhuri 1997-01-14