Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Alan D. Kathman — 76 Patents

DIDigitaloptics: 47 patents #2 of 112Top 2%
TATessera North America: 9 patents #2 of 13Top 20%
DEDigitaloptics Corporation East: 7 patents #2 of 27Top 8%
FSFlir Systems: 5 patents #55 of 411Top 15%
TSTeledyne Flir Commercial Systems: 4 patents #3 of 98Top 4%
FBFlir Systems Trading Belgium Bv: 1 patents #8 of 35Top 25%
Charlotte, NC: #21 of 4,868 inventorsTop 1%
North Carolina: #281 of 45,564 inventorsTop 1%
Overall (All Time): #24,882 of 4,157,543Top 1%
76 Patents All Time
Alan D. Kathman has been granted 76 US patents while listed as an inventor at Digitaloptics. The first was granted in 1992 and the most recent in August 2025. Alan D. Kathman ranks #24,882 of 4,157,543 US inventors in our database (top 0.60%). Patent records list Alan D. Kathman in Charlotte, NC, US.

Issued Patents All Time

Showing 1–25 of 76 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12393021 Optical components for ghost image suppression systems and methods Gregory Fitzgerald, David Ovrutsky 2025-08-19
12253657 Lens systems and methods of manufacture William J. Hall, Erika Goransson, Todd E. Rixman, Bengt Jervmo, Bo Dahllof +4 more 2025-03-18
11982797 Aspect ratio modifying imaging systems and methods Michael D. Walters, David Ovrutsky 2024-05-14
11415783 Lens systems and methods of manufacture William J. Hall, Erika Goransson, Todd E. Rixman, Bengt Jervmo, Bo Dahllof +4 more 2022-08-16
11063159 Methods for routing electrical interconnections and resultant structures Hagit Gershtenman-Avsian, Andrey Grinman, Alexander Feldman, David Ovrutsky 2021-07-13
D875153 Camera core Joseph Kostrzewa, Jared A. Faraudo, Dan Walker, Marcel Tremblay, Thad Lieb +1 more 2020-02-11
10401632 Planar high angle line generator Robert Hutchins 2019-09-03 $37,026,000
8885257 Focus compensation for optical elements and applications thereof David Ovrutsky, Hagit Gershtenman-Avsian, Jennifer Plyler 2014-11-11
8821035 Optical element and system using the same Charles S. Koehler, William Hudson Welch, Eric G. Johnson, Robert D. Tekolste 2014-09-02 $8,839,000
8611026 Optical device including at least one replicated surface and associated methods Hongtao Han, Rong Huang, Michael R. Feldman, Robert D. Tekolste, Jeremy Huddleston +3 more 2013-12-17
8593733 Diffractive optical elements and applications thereof Robert Hutchins 2013-11-26
8553331 Selective diffractive optical element and a system including the same Jared D. Stack 2013-10-08 $4,526,000
8529139 Optical element and system using the same Charles S. Koehler, William Hudson Welch, Eric G. Johnson, Robert D. Tekolste 2013-09-10
8411379 Optical device and associated methods 2013-04-02
8318057 Method for replicating optical elements, particularly on a wafer level, and replicas formed thereby Brian Harden, Michael R. Feldman 2012-11-27
8233757 Wafer based optical chassis and associated methods James E. Morris, John Barnett Hammond, Michael R. Feldman 2012-07-31
8153957 Integrated optical imaging systems including an interior space between opposing substrates and associated methods Michael R. Feldman, Brian Harden, W. Hudson Welch 2012-04-10
8059345 Integrated micro-optical systems Michael R. Feldman, William Hudson Welch 2011-11-15
8054564 Optical device and associated methods 2011-11-08
7961989 Optical chassis, camera having an optical chassis, and associated methods James E. Morris, John Barnett Hammond, Michael R. Feldman 2011-06-14
7916390 Monolithic polarization controlled angle diffusers, associated methods and lithographic systems incorporating controlled angle diffusers Marc D. Himel 2011-03-29
7769258 Optical element and system using the same Charles S. Koehler, William Hudson Welch, Eric G. Johnson, Robert D. Tekolste 2010-08-03
7751659 Optical apparatus James E. Morris, John Barnett Hammond, Michael R. Feldman 2010-07-06
7529446 Optical element and system using the same Charles S. Koehler, William Hudson Welch, Eric G. Johnson, Robert D. Tekolste 2009-05-05
7466729 Wavelength monitor for use with more than one wavelength John Barnett Hammond, Robert D. Tekolste, Alvaro Cruz Cabrera 2008-12-16