Alan D Kathman

This inventor holds 75 USPTO granted patents and 6 published patent applications, plus 2 CIPO patents and 3 EPO patents, primarily in Optical Systems (CPC class G02B). Top assignees: Digital Optics Corporation, Tessera North America, Inc., Digitaloptics Corporation East. Active years: 1998-2025.

USPTO Granted Patents = 75 (Patent Applications = 6)

% Patents Active = 68.0

CIPO Patents = 2

EPO Patents = 3 (Patent Applications = 4)

Average Co-Inventor Count = 2.8

ph-index = 15

Forward Citations = 688(Granted Patents)

Forward Citations (Not Self Cited) = 640(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

47 out of 135

Digital Optics Corporation

patents

9 out of 21

Tessera North America, Inc.

patents

7 out of 17

Digitaloptics Corporation East

patents

4. 5 out of 411

Flir Systems, Incorporated

patents

5. 4 out of 77

Teledyne Flir Commercial Systems, Inc.

patents

6. 1 out of 20

Flir Systems Trading Belgium Bvba

patents

7. 1 out of 1

Tessera North Carolina, Inc.

patent

8. 1 out of 834,307

Other

patents

Years Active: 1998-2025

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Areas of Expertise:

Optical Components

Ghost Image Suppression

Lens Systems

Optical Device

Integrated Micro-Optical Systems

Beam Shaping

Diffractive Optical Elements

Wavelength Monitor

Optical Chassis

Camera Core

Spectrometer

Optical Elements

75 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12393021 - Optical components for ghost image suppression systems and methods (2025-08-19),

2. 12253657 - Lens systems and methods of manufacture (2025-03-18),

3. 11982797 - Aspect ratio modifying imaging systems and methods (2024-05-14),

4. 11415783 - Lens systems and methods of manufacture (2022-08-16),

5. 11063159 - Methods for routing electrical interconnections and resultant structures (2021-07-13),

6. D875153 - Camera core (2020-02-11),

7. 10401632 - Planar high angle line generator (2019-09-03),

8. 8885257 - Focus compensation for optical elements and applications thereof (2014-11-11),

9. 8821035 - Optical element and system using the same (2014-09-02),

10. 8611026 - Optical device including at least one replicated surface and associated methods (2013-12-17),

11. 8593733 - Diffractive optical elements and applications thereof (2013-11-26),

12. 8553331 - Selective diffractive optical element and a system including the same (2013-10-08),

13. 8529139 - Optical element and system using the same (2013-09-10),

14. 8411379 - Optical device and associated methods (2013-04-02),

15. 8318057 - Method for replicating optical elements, particularly on a wafer level, and replicas formed thereby (2012-11-27),

Alan D. Kathman, based in Charlotte, NC, is an inventor with an impressive number of 52 patents to his name. His latest patents involve lens systems and methods of manufacture, including an annealing process that stabilizes the shape and performance of the lens, as well as methods for routing electrical interconnections.

Kathman has worked with companies such as Teledyne FLIR Commercial Systems, Inc. and FLIR Systems, Incorporated. During his time at these companies, he collaborated with a number of coworkers, including Michael R Feldman and William Hudson Welch.

Kathman's work in the field of optics and electronics has undoubtedly contributed to advancements in imaging devices and optoelectronic device packaging. Those interested in innovations and patents would do well to take note of Kathman's impressive track record in these areas.