For the Inventor, By the Inventor

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Providence, RI, United States of America

Hydragraphix LLC

Calculating rank

USPTO Granted Patents = 18

EPO Patents = 6

Forward Citations = 38

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9 inventors (with patents filed for the assignee):

Fred W Finnerty (16 out of 34 patents)

Kenneth Earl Irwin, Jr (14 out of 104 patents)

Mark Chiles Tevis (1 out of 9 patents)

4. Gavin Lee Gaynor (1 out of 2 patents)

5. Paul John Stamas (1 out of 2 patents)

6. Allen Lorne Weil (1 out of 3 patents)

7. George Adkins (1 out of 1 patent)

8. Keith Cash (1 out of 1 patent)

9. Kenneth E Irwin, Jr (1 out of 23 patents)

10. George Kurtz Peng (2 patents)

11. Kenneth Irwin (1 patent)

18 patents: Sort by Forward Citations

1. 12192432 - Instant ticket redundancy via multi-chromatic indicia with photoreceptor sensitivity to different wavelengths of light (2025-01-07),

2. 11943416 - Instant ticket redundancy via multi-chromatic indicia with photoreceptor sensitivity to different wavelengths of light (2024-03-26),

3. 11839824 - Security-enhanced instant tickets via homogeneous utilization of ticket backing and variable indicia inks or dyes (2023-12-12),

4. 11707942 - Instant ticket redundancy via multi-chromatic indicia (2023-07-25),

5. 11706372 - Instant ticket redundancy via multi-chromatic indicia with photoreceptor sensitivity to different wavelengths of light (2023-07-18),

6. 11623133 - Applying imaging specialty inks to scratch-off documents (2023-04-11),

7. 11497983 - Security-enhanced instant tickets via homogeneous utilization of ticket backing and variable indicia inks or dyes (2022-11-15),

8. 11383154 - Enhanced security instant tickets via homogeneous utilization of the backing for variable indicia inks or dyes (2022-07-12),

9. 11351445 - Scratch-off coatings compatible with digital imaging (2022-06-07),

10. 11336794 - Using middleware for generating vector graphics imaged security documents (2022-05-17),

11. 11203218 - Instant ticket redundancy via multi-chromatic indicia (2021-12-21),

12. 11039036 - Encrypting and decrypting postscript language (2021-06-15),

13. 10924630 - Using middleware for generating vector graphics imaged security documents (2021-02-16),

14. 10792555 - Secure substrate for scratch-off products (2020-10-06),

15. 10752035 - Instant ticket redundancy via multi-chromatic indicia (2020-08-25),

Company Overview

Hydragraphix LLC, based in Providence, RI, specializes in advanced water management solutions, focusing on innovative technologies for water quality monitoring and treatment. The company develops systems that enhance the efficiency and sustainability of water resources, catering to various sectors including municipal, industrial, and environmental applications. With a commitment to research and development, Hydragraphix aims to address critical water challenges through cutting-edge technology and engineering expertise.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

18 Patents

#22 in Providence, RI

#93 in Rhode Island

#17,980 in US

#34,263 in the World

Providence, RI, United States of America

Hydragraphix LLC

Forward Citations = 38

9 inventors:

Fred W Finnerty (16 out of 34 patents)

Kenneth Earl Irwin, Jr (14 out of 104 patents)

Mark Chiles Tevis (1 out of 9 patents)

4. Gavin Lee Gaynor (1 out of 2 patents)

5. Paul John Stamas (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hydragraphix LLC. Retrieved from https://idiyas.com/company/hydragraphix

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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