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 76–100 of 128 patents

Patent #TitleCo-InventorsDate
6428160 Method for achieving high quality aqueous ink-jet printing on plain paper at high print speeds Joy Roy, Babur B. Hadimioglu, Richard N. Ellson, James B. Kruger, John M. Lennon 2002-08-06
6428159 Apparatus for achieving high quality aqueous ink-jet printing on plain paper at high print speeds Joy Roy, Babur B. Hadimioglu, Richard N. Ellson, James B. Kruger, John M. Lennon 2002-08-06
6396205 Nonspecular visual display and method 2002-05-28
6222513 Charge retention islands for electric paper and applications thereof Matthew E. Howard, Edward A. Richley 2001-04-24
6160606 Optical equivalents of fiber optic face plates using irradiation sensitive glass 2000-12-12
5934140 Paper property sensing system Warren B. Jackson, David K. Biegelsen, Andrew Berlin, Todd A. Cass 1999-08-10
5744732 Sheet materials transport system Joel A. Kubby, Eric Peeters, R. Enrique Viturro, Fred F. Hubble, III, Stanley J. Wallace +6 more 1998-04-28
5714697 Sheet materials mass measuring system Joel A. Kubby, Eric Peeters, R. Enrique Viturro, Fred F. Hubble, III, Stanley J. Wallace +6 more 1998-02-03
5634636 Flexible object handling system using feedback controlled air jets Warren B. Jackson, David K. Biegelsen, Lars-Erik Swartz, Andrew Berlin, Raj B. Apte 1997-06-03
5612791 Bound document imager with air jet page turning system William D. Turner 1997-03-18
5550656 Full color display with plural two-dimensional planar arrays of lenslets Richard H. Bruce, Louis D. Silverstein 1996-08-27
5504597 Full color display with gradient index lens array disposed between phosphor emitters and liquid crystal display Richard H. Bruce, Louis D. Silverstein 1996-04-02
5504598 Large screen full color display with plural adjacent display panels and enlarging graded index lens array Richard H. Bruce, Louis D. Silverstein 1996-04-02
5442467 Enhanced off-axis viewing performance and luminous efficiency of a liquid crystal display employing fiberoptic faceplate elements Louis D. Silverstein, Thomas G. Fiske, Richard H. Bruce 1995-08-15
5315418 Two path liquid crystal light valve color display with light coupling lens array disposed along the red-green light path Louis D. Silverstein, Richard H. Bruce 1994-05-24
5264880 Method and apparatus for projecting a color image Richard H. Bruce 1993-11-23
5138340 Temperature controlled light source for interlaced printer Mark S. Bernstein, Robert P. Kowalski, David L. Hecht, David Steinmetz, David E. Kizer +1 more 1992-08-11
4730331 Superluminescent LED source Robert D. Burnham, Thomas L. Paoli, Robert L. Thornton 1988-03-08
4728166 Branching electro-optic waveguides William D. Turner 1988-03-01
4718752 Interpixel null suppression for polarized optical image bars David L. Hecht, L. Prasadam Flores 1988-01-12
4689291 Pedestal-type microlens fabrication process Zoran D. Popovic, G. A. Neville Connell 1987-08-25
4663738 High density block oriented solid state optical memories John C. Urbach 1987-05-05
4656641 Laser cavity optical system for stabilizing the beam from a phase locked multi-emitter broad emitter laser Donald R. Scifres 1987-04-07
4638334 Electro-optic line printer with super luminescent LED source Robert D. Burnham, Thomas L. Paoli, Robert L. Thornton 1987-01-20
4633445 Eraseable solid state optical memories 1986-12-30