Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RM

Robert S. Moshrefzadeh — 39 Patents

3M: 39 patents #220 of 11,543Top 2%
Oakdale, MN: #10 of 368 inventorsTop 3%
Minnesota: #1,341 of 52,454 inventorsTop 3%
Overall (All Time): #83,483 of 4,157,543Top 3%
39 Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
6519087 Rear projection screen incorporating diffuser 2003-02-11
6466368 Rear projection screen with reduced speckle Andrew J. Piepel, Patrick Thomas, Thomas R. Gehring 2002-10-15
6417966 Rear projection screen using internal reflection Patrick Thomas, John C. Nelson, Theodore W. Hodapp, Hsin-hsin Chou, Richard J. Pokorny +1 more 2002-07-09
6407859 Fresnel lens for projection screen Daniel W. Hennen, John C. Nelson, Scott M. Tapio, Patrick Thomas 2002-06-18
6407862 Electronic projection system with polymeric film optical components 2002-06-18
6391528 Methods of making wire grid optical elements by preferential deposition of material on a substrate Patrick Thomas 2002-05-21
6381068 Reflective projection screen and projection system Takashi Harada, Yorinobu Takamatsu, Makoto Ishikawa, Charles L. Bruzzone, Timothy J. Nevitt +1 more 2002-04-30
6344263 Light dispersing film and method of manufacture Ragunath Padiyath, Richard J. Pokorny, Hsin-hsin Chou, Jeffrey C. Chang, Colleen M. Brenner 2002-02-05
6317263 Projection screen using dispersing lens array for asymmetric viewing angle Theodore W. Hodapp, Patrick Thomas, Hsin-hsin Chou, John C. Nelson, Patrick R. Fleming 2001-11-13
6239907 Rear projection screen using birefringent optical film for asymmetric light scattering Richard C. Allen, Jeffrey C. Chang, William W. Merrill, Michael F. Weber 2001-05-29
6204971 Glass microspheres for use in films and projection screen displays and methods Geoffrey P. Morris, Jacqueline C. Rolfs, Leo A. Meyer, Hsin-hsin Chou, Billy J. Tompkins +1 more 2001-03-20
6198051 Display substrate electrodes with auxiliary metal layers for enhanced conductivity Raghunath Padiyath 2001-03-06
6077560 Method for continuous and maskless patterning of structured substrates Richard J. Pokorny, Raghunath Padiyath, Wayne M. Wirth 2000-06-20
6037005 Display substrate electrodes with auxiliary metal layers for enhanced conductivity Raghunath Padiyath 2000-03-14