JG

John M. Guerra

PO Polaroid: 19 patents #20 of 898Top 3%
NA Nanoptek: 6 patents #1 of 3Top 35%
CA Calimetrics: 3 patents #3 of 23Top 15%
EI Essilor International: 3 patents #143 of 646Top 25%
Lsi Logic: 2 patents #799 of 1,957Top 45%
ED Essilor International (Compagnie Generale D'Optique): 1 patents #310 of 693Top 45%
📍 Concord, MA: #28 of 720 inventorsTop 4%
🗺 Massachusetts: #1,705 of 88,656 inventorsTop 2%
Overall (All Time): #71,982 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 26–42 of 42 patents

Patent #TitleCo-InventorsDate
5910940 Storage medium having a layer of micro-optical lenses each lens generating an evanescent field 1999-06-08
5796487 Dark field, photon tunneling imaging systems and methods for optical recording and retrieval 1998-08-18
5774221 Apparatus and methods for providing phase controlled evanescent illumination 1998-06-30
5754514 Phase controlled evanescent field systems and methods for optical recording and retrieval 1998-05-19
5724139 Dark field, photon tunneling imaging probes 1998-03-03
5719677 Dark field, photon tunneling imaging systems and methods for measuring flying height of read/write heads 1998-02-17
5715059 Dark field, photon tunneling imaging systems and methods 1998-02-03
5666197 Apparatus and methods employing phase control and analysis of evanescent illumination for imaging and metrology of subwavelength lateral surface topography 1997-09-09
5484558 Method for making flexible transducers for use with photon tunneling microscopes 1996-01-16
5442443 Stereoscopic photon tunneling microscope 1995-08-15
5349443 Flexible transducers for photon tunneling microscopes and methods for making and using same 1994-09-20
4843494 Data storage apparatus using optical servo tracks David Cronin, Paul F. Sullivan, Patricia A. Mokry, Peter P. Clark, Vincent L. Cocco 1989-06-27
4681451 Optical proximity imaging method and apparatus William T. Plummer 1987-07-21
4673818 Roughness measuring apparatus 1987-06-16
4649324 Method and apparatus for adjusting CRT geometry William T. Plummer 1987-03-10
4415958 Device for illuminating transparencies 1983-11-15
4269170 Adsorption solar heating and storage system 1981-05-26