DS

David Shafer

CG Carl Zeiss Smt Gmbh: 47 patents #16 of 1,189Top 2%
KL Kla-Tencor: 33 patents #66 of 1,394Top 5%
PE Perkinelmer: 11 patents #12 of 671Top 2%
CS Carl Zeiss Stiftung: 9 patents #20 of 654Top 4%
CG Carl Zeiss Microscopy Gmbh: 5 patents #95 of 564Top 20%
University of California: 4 patents #2,189 of 18,278Top 15%
KI Kla Instruments: 4 patents #5 of 99Top 6%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
FS Federal Signal: 2 patents #162 of 717Top 25%
US Ultratech Stepper: 2 patents #14 of 40Top 35%
LS Litton Systems: 1 patents #380 of 838Top 50%
EL Euv Llc.: 1 patents #33 of 57Top 60%
CA Carl Zeiss Ag: 1 patents #120 of 312Top 40%
SP Spectratech: 1 patents #5 of 12Top 45%
TR Tropel: 1 patents #10 of 19Top 55%
📍 Fairfield, CT: #3 of 661 inventorsTop 1%
🗺 Connecticut: #60 of 34,797 inventorsTop 1%
Overall (All Time): #8,046 of 4,157,543Top 1%
133
Patents All Time

Issued Patents All Time

Showing 126–133 of 133 patents

Patent #TitleCo-InventorsDate
4464015 Binocular stereoscopic viewers 1984-08-07
4412723 Optical system for correcting the aberrations of a beamsplitter in converging light 1983-11-01
4344676 Single element spherical surfaced optics insensitive to wavelength and temperature 1982-08-17
4342503 Catadioptric telescopes 1982-08-03
4331390 Monocentric optical systems 1982-05-25
4272152 Unit magnification relay systems 1981-06-09
4226501 Four mirror unobscurred anastigmatic telescope with all spherical surfaces 1980-10-07
4205902 Laser beam expander 1980-06-03