PR

Philip J. Ralli

PR Prysm: 5 patents #14 of 52Top 30%
3M: 3 patents #4,214 of 11,543Top 40%
PO Polaroid: 3 patents #247 of 898Top 30%
SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
PS Prysm Systems: 1 patents #6 of 6Top 100%
📍 Maynard, MA: #22 of 250 inventorsTop 9%
🗺 Massachusetts: #8,122 of 88,656 inventorsTop 10%
Overall (All Time): #309,699 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
12387642 Method for producing flat ribbon structures with continuous extruded fibers for laser phosphor displays Robert L. Graves 2025-08-12
10317787 Multilayered screens for scanning beam display systems Robert L. Graves, Michael P. McMahon 2019-06-11
10095099 Multilayered screens for scanning beam display systems Robert L. Graves, Michael P. McMahon 2018-10-09
9995997 Seamless emission tile quilt Roger A. Hajjar, John L. Ritter 2018-06-12
9690181 Multilayered screens for scanning beam display systems Robert L. Graves, Michael P. McMahon 2017-06-27
8809811 Reduction of intensity ringing in fluorescent displays 2014-08-19
7717564 Projection system including intrinsic polarizer Pradnya V. Nagarkar, James N. Gordon, Ikuko Ebihara, Charles L. Bruzzone, Giorgio Trapani 2010-05-18
7643211 Intrinsic polarizer Michael K. Gerlach, Gerald N. Nkwantah, Jonathan M. Mack, Pradnya V. Nagarkar 2010-01-05
7573637 Intrinsic polarizer and method of manufacturing an intrinsic polarizer Michael K. Gerlach, Gerald N. Nkwantah, Jonathan M. Mack, Pradnya V. Nagarkar 2009-08-11
7391569 Projection system including intrinsic polarizer Pradnya V. Nagarkar, James N. Gordon, Ikuko Ebihara, Charles L. Bruzzone, Giorgio Trapani 2008-06-24
7057682 Liquid crystal display with neutral dark state Philip E. Watson, John J. Cael 2006-06-06
6630970 Polarizers for use with liquid crystal displays Giorgio Trapani, William K. Smyth, James N. Gordon, John J. Cael, John C. Branca +3 more 2003-10-07
6122079 Chromatically-adjusted holographically illuminated image-providing display element John C. Branca, Michael M. Wenyon 2000-09-19
5926293 Holographic transflector 1999-07-20
5886799 Polarizing holographic reflector module and method for the manufacture thereof William J. Molteni, Jr. 1999-03-23