Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
TH

Thomas R. Hoffend — 63 Patents

Xerox: 43 patents #273 of 8,622Top 4%
3M: 17 patents #866 of 11,543Top 8%
Samsung: 2 patents #38,282 of 75,807Top 55%
Amazon: 1 patents #10,717 of 19,158Top 60%
CICorning Incorporated: 1 patents #2,806 of 3,890Top 75%
San Ramon, CA: #38 of 2,140 inventorsTop 2%
California: #5,396 of 386,348 inventorsTop 2%
Overall (All Time): #35,470 of 4,157,543Top 1%
63 Patents All Time
Thomas R. Hoffend has been granted 63 US patents while listed as an inventor at Xerox. The first was granted in 1980 and the most recent in September 2025. Thomas R. Hoffend ranks #35,470 of 4,157,543 US inventors in our database (top 0.85%). Patent records list Thomas R. Hoffend in San Ramon, CA, US.

Issued Patents All Time

Showing 1–25 of 63 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12416757 Front light for use with reflective displays Miguel Virgen, Xiaolong Zheng, Ahmed Hassan, Nageswara Rao Tadepalli, Bin Hou +1 more 2025-09-16
10656312 Insulated glazing units and microoptical layer including microstructured anisotropic diffuser and methods Justin P. Meyer, Martin B. Wolk, Steven J. McMan, Daniel W. Hennen, Evan L. Schwartz +5 more 2020-05-19 $34,552,000
10647032 Multilayer optical adhesives and methods of making same Marc D. Radcliffe, Daniel W. Hennen, Brett J. Sitter, Michael L. Steiner, Audrey A. Sherman +2 more 2020-05-12 $40,265,000
10422497 Optical structures for redirecting daylight 2019-09-24 $54,112,000
10353214 Optical stacks for sparkle reduction Brett J. Sitter, Marc D. Radcliffe, Daniel W. Hennen, Michael L. Steiner, Lan H. Liu +3 more 2019-07-16 $27,682,000
9995944 Optical stacks for sparkle reduction Brett J. Sitter, Marc D. Radcliffe, Andrew John Ouderkirk, Daniel W. Hennen, Lan H. Liu 2018-06-12 $24,425,000
9970614 Insulated glazing units and microoptical layer comprising microstructured diffuser and methods Justin P. Meyer, Martin B. Wolk, Steven J. McMan, Daniel W. Hennen, Evan L. Schwartz 2018-05-15 $44,436,000
9918370 Electroluminescent devices and methods of making electroluminescent devices including an optical spacer Martin B. Wolk, Robert L. Brott 2018-03-13
9862124 Multilayer optical adhesives and methods of making same Marc D. Radcliffe, Daniel W. Hennen, Brett J. Sitter, Michael L. Steiner, Audrey A. Sherman +2 more 2018-01-09 $42,794,000
9605831 Light duct homogenizer 2017-03-28 $28,541,000
9222650 Switchable light-duct extraction David G. Freier, Rolf W. Biernath 2015-12-29 $24,003,000
9028108 Collimating light injectors for edge-lit backlights David G. Freier, Rolf W. Biernath, Anthony J. Piekarczyk, Michael A. Meis 2015-05-12 $27,341,000
8569948 Electroluminescent devices and methods of making electroluminescent devices including an optical spacer Martin B. Wolk, Robert L. Brott 2013-10-29
8098434 Optical decollimator for daylighting systems David G. Freier, Kenneth A. P. Meyer 2012-01-17 $15,757,000
7396632 Thermal mass transfer substrate films, donor elements, and methods of making and using same Martin B. Wolk, Stephen A. Johnson, John P. Baetzold, Richard J. Thompson, Terence D. Neavin +2 more 2008-07-08 $20,412,000
7223515 Thermal mass transfer substrate films, donor elements, and methods of making and using same Martin B. Wolk, Stephen A. Johnson, John P. Baetzold, Richard J. Thompson, Terence D. Neavin +2 more 2007-05-29 $35,213,000
6689538 Thermal mass transfer donor element John S. Staral 2004-02-10 $28,199,000
6680153 Toner compositions Scott M. Silence, Edward J. Gutman 2004-01-20 $14,625,000
6605404 Coated Carriers John G. VanDusen, K. Derek Henderson, Chieh-Min Cheng 2003-08-12 $5,742,000
6468715 Thermal mass transfer donor element John S. Staral 2002-10-22 $30,009,000
6355391 Micro-powder coating for xerographic carrier John G. Van Dusen, Vladislav Skorokhod, Richard P. N. Veregin, Deepak R. Maniar, Mary L. McStravick 2002-03-12 $18,415,000
6284425 Thermal transfer donor element having a heat management underlayer John S. Staral 2001-09-04 $27,437,000
6251554 Coated carrier Robert D. Bayley, Carol A. Fox, John G. VanDusen, Scott M. Silence, K. Derek Henderson 2001-06-26 $5,873,000
6228555 Thermal mass transfer donor element John S. Staral 2001-05-08 $53,052,000
6132917 Coated carrier Robert D. Bayley, Carol A. Fox, John G. VanDusen, Scott M. Silence, K. Derek Henderson 2000-10-17 $4,121,000