% Expired Patents = 55.6

CIPO Patents = 1

EPO Patents = 4

Trademarks = 5

Forward Citations = 24

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7 inventors (with patents filed for the assignee):

Charles Howard Beers (5 out of 5 patents)

Ramesh Balkunge Shenoi (5 out of 8 patents)

Douglas Eric Bissell (4 out of 4 patents)

4. Richard Gerard Cadotte (2 out of 2 patents)

5. Athanasios Diakomis (1 out of 9 patents)

6. Wilson Fabian Gaibor (1 out of 1 patent)

7. Louis J Lengyel (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 11512700 - Low pressure sealing liquid entry area in a compressor type liquid ring pump (2022-11-29),

2. 10100834 - Liquid ring pump port member having anti-cavitation constructions (2018-10-16),

3. 10054122 - Method of converting liquid ring pumps having sealing liquid vents (2018-08-21),

4. 10036387 - Port plate of a flat sided liquid ring pump having a gas scavenge passage therein (2018-07-31),

5. 9689387 - Port plate of a flat sided liquid ring pump having a gas scavenge passage therein (2017-06-27),

6. 9541086 - Liquid ring pump with modular construction, an inter-stage bypass and overload protection (2017-01-10),

7. 9175685 - Liquid ring pump with gas scavenge device (2015-11-03),

8. 8740575 - Liquid ring pump with liner (2014-06-03),

9. D704748 - Liquid ring pump housing (2014-05-13),

Company Overview

Gardner Denver Nash LLC is a leading manufacturer of liquid ring vacuum pumps, compressors, and engineered systems. With over 100 years of experience, they offer reliable, high-quality products for a wide range of industries including chemical, petrochemical, and power generation. Their innovative solutions help customers optimize their processes and improve productivity.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

9 Patents

#3 in Charleroi, PA

#1,189 in Pennsylvania

#32,588 in US

Charleroi, PA, United States of America

Gardner Denver Nash LLC

Forward Citations = 24

7 inventors:

Charles Howard Beers (5 out of 5 patents)

Ramesh Balkunge Shenoi (5 out of 8 patents)

Douglas Eric Bissell (4 out of 4 patents)

4. Richard Gerard Cadotte (2 out of 2 patents)

5. Athanasios Diakomis (1 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gardner Denver Nash LLC. Retrieved from https://idiyas.com/company/gardner-denver-nash

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]

1 patent (CIPO):

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]

4 patents (EPO):

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]