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For the Inventor, By the Inventor

Florence, KY, United States of America

Angstrom Technologies, Inc.

Calculating rank
USPTO Granted Patents = 21

% Expired Patents = 19.0


Trademarks = 2

Forward Citations = 907

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9 inventors (with patents filed for the assignee):

goldMedal Louis H Liang (13 out of 30 patents)

silverMedal William J Coyle (7 out of 10 patents)

bronzeMedal Anthony Stramondo (5 out of 5 patents)

4.  Daniel A Marinello (5 out of 5 patents)

5.  Donald Lee Wray (4 out of 29 patents)

6.  William J Ryan (4 out of 4 patents)

7.  William G McGinness (2 out of 2 patents)

8.  John C Smith (1 out of 1 patent)

9.  David Silverglate (1 out of 2 patents)


21 patents:

1. 10082744 - Stable emissive toner composition system and method (2018-09-25),
2. 9823594 - Stable emissive toner composition system and method (2017-11-21),
3. 9470997 - Stable emissive toner composition system and method (2016-10-18),
4. 9104126 - Stable emissive toner composition system and method (2015-08-11),
5. 8717625 - Emissive image substrate marking, articles marked with an emissive image, and authentication methods involving the same (2014-05-06),
6. 8535865 - Stable emissive toner composition system and method (2013-09-17),
7. 7821675 - Methods and ink compositions for invisibly printed security images having multiple authentication features (2010-10-26),
8. 6603871 - First-order authentication system (2003-08-05),
9. 6470093 - First-order authentication system (2002-10-22),
10. 6373965 - Apparatus and methods for authentication using partially fluorescent graphic images and OCR characters (2002-04-16),
11. D453175 - Money checker (2002-01-30),
12. 5923024 - Apparatus and methods for controlling sensor signal hysteresis (1999-07-13),
13. 5867586 - Apparatus and methods for fluorescent imaging and optical character (1999-02-02),
14. 5719948 - Apparatus and methods for fluorescent imaging and optical character (1998-02-17),
15. 5714291 - System for authenticating printed or reproduced documents (1998-02-03),
Company Overview
Angstrom Technologies, Inc. is a specialized provider of advanced technology solutions, focusing on the development and manufacturing of innovative products in the field of thin film deposition and surface engineering. The company is known for its expertise in creating high-performance systems that cater to various industries, including electronics, optics, and renewable energy. Based in Florence, KY, Angstrom Technologies is committed to delivering cutting-edge solutions that enhance product performance and reliability.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

21 Patents

#6 in Florence, KY

#63 in Kentucky

#15,733 in US

#30,040 in the World

Florence, KY (US)
Florence, KY, United States of America

Angstrom Technologies, Inc.

Forward Citations = 907

9 inventors:

goldMedal Louis H Liang (13 out of 30 patents)

silverMedal William J Coyle (7 out of 10 patents)

bronzeMedal Anthony Stramondo (5 out of 5 patents)

4.  Daniel A Marinello (5 out of 5 patents)

5.  Donald Lee Wray (4 out of 29 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Angstrom Technologies, Inc.. Retrieved from https://idiyas.com/company/angstrom-technologies

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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