RS

Robert A. Sprague

Xerox: 58 patents #172 of 8,622Top 2%
SI Sipix Imaging: 26 patents #7 of 91Top 8%
AM Amazon: 21 patents #533 of 19,158Top 3%
EC E Ink California: 21 patents #6 of 63Top 10%
PI Palo Alto Research Center Incorporated: 1 patents #500 of 776Top 65%
GE: 1 patents #19,878 of 36,430Top 55%
📍 Saratoga, CA: #41 of 2,933 inventorsTop 2%
🗺 California: #1,366 of 386,348 inventorsTop 1%
Overall (All Time): #8,698 of 4,157,543Top 1%
128
Patents All Time

Issued Patents All Time

Showing 101–125 of 128 patents

Patent #TitleCo-InventorsDate
4622079 Method for the dispersion of hard alpha defects in ingots of titanium or titanium alloy and ingots produced thereby Winston H. Chang, Joseph A. Stahl 1986-11-11
4560994 Two dimensional electro-optic modulator for printing 1985-12-24
4557563 Two dimensional electro-optic modulator for optical processing 1985-12-10
4538883 Conformable electrodes for proximity coupled electro-optic devices William D. Turner 1985-09-03
4530574 Beam collimation and focusing of multi-emitter or broad emitter lasers Donald R. Scifres 1985-07-23
4517667 Direct read after write optical disk system 1985-05-14
4482215 Mechanical interface for proximity coupled electro-optic devices William D. Turner 1984-11-13
4480899 Two dimensional electro-optic modulator and applications therefor 1984-11-06
4478483 Variable length electro-optic waveguides and applications therefor 1984-10-23
4450459 Differential encoding for fringe field responsive electro-optic line printers William D. Turner 1984-05-22
4438461 Integrated input/output scanner for electronic document processing William D. Turner 1984-03-20
4437106 Method and means for reducing illumination nulls in electro-optic line printers 1984-03-13
4428647 Multi-beam optical system using lens array Donald R. Scifres 1984-01-31
4421387 Extended thin film light modulator/scanner 1983-12-20
4415915 Multilayer interleaved electrodes for multigate light valves Lawrence N. Flores 1983-11-15
4413270 Multigate light valve for electro-optic line printers having non-telecentric imaging systems 1983-11-01
4409479 Optical cursor control device Donald R. Scifres 1983-10-11
4389659 Electro-optic line printer 1983-06-21
4386827 Electrooptical scanning device Donald R. Scifres 1983-06-07
4380373 Conformable proximity coupled electro-optic devices 1983-04-19
4376568 Thick film line modulator 1983-03-15
4370030 Extended resolution light deflector using surface acoustic waves 1983-01-25
4370029 Dielectric interface for proximity coupled electro-optic devices William D. Turner, David Hartke 1983-01-25
4369457 Reverse polarity differential encoding for fringe field responsive electro-optic line printers 1983-01-18
4367925 Integrated electronics for proximity coupled electro-optic devices William D. Turner 1983-01-11