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For the Inventor, By the Inventor

Quincy, IL, United States of America

Gardner Denver, Inc.


USPTO Granted Patents = 32

% Expired Patents = 15.6



Trademarks = 63

Forward Citations = 758

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31 inventors (with patents filed for the assignee):

goldMedal Berton L Vicars (9 out of 10 patents)

silverMedal Bernard Dale Conley (4 out of 4 patents)

bronzeMedal Lawrence M Kaplan (3 out of 40 patents)

4.  Ernest Jerome Jensen (3 out of 5 patents)

5.  Anthony Waylan McLain (3 out of 3 patents)

6.  Taylor Ross Stratman (3 out of 3 patents)

7.  Luke Gray (2 out of 4 patents)

8.  Brent Ransdell (2 out of 4 patents)

9.  Daniel Peana (2 out of 4 patents)

10.  Travis Austin Merrill (2 out of 2 patents)

11.  Timothy Keene Heimonen (2 out of 3 patents)

12.  Roger Clive Palmer (2 out of 5 patents)

13.  Kyle Maples (2 out of 5 patents)

14.  Vladimir Muzichuk (2 out of 5 patents)

15.  Liev Aleman (1 out of 4 patents)


Core Competencies:
Drain Valve
Air Compressor
Ultraviolet Filtration
Fluid End
Screw Rotors
Vacuum Pump
Hydraulic Cooling
Suction Valve
Discharge Valve
Locomotive Compressor
Plunger Pump
Bypass System

32 patents:

1. 12618483 - Drain valve (2026-05-05),
2. 12186462 - Air/gas compressor with viral/bacterial ultraviolet radiation filtration (2025-01-07),
3. 11746782 - Low coefficient of expansion rotors for blowers (2023-09-05),
4. 11668304 - Low coefficient of expansion rotors for vacuum boosters (2023-06-06),
5. 11644034 - Complex screw rotors (2023-05-09),
6. 11602576 - Air/gas compressor with viral/bacterial ultraviolet radiation filtration (2023-03-14),
7. 11344876 - Laboratory on location test system for accreditation of breathing air quality (2022-05-31),
8. 10975867 - Complex screw rotors (2021-04-13),
9. D901542 - Vacuum pump (2020-11-10),
10. 9732746 - Fluid end of a high pressure plunger pump (2017-08-15),
11. 9611869 - Slim mobile hydraulic fluid cooling assembly (2017-04-04),
12. 9383015 - Fluid end having spherical cross-bore intersection (2016-07-05),
13. 8899950 - Slide valve for screw compressor (2014-12-02),
14. D716424 - Slim mobile hydraulic fluid cooling assembly (2014-10-28),
15. 8801395 - Startup bypass system for a screw compressor (2014-08-12),
Gardner Denver, Inc. is a leading global provider of industrial equipment and technologies, specializing in the design and manufacture of air and gas handling solutions. The company focuses on delivering innovative products and services across various sectors, including oil and gas, power generation, and industrial manufacturing. With a strong emphasis on engineering excellence, Gardner Denver develops advanced technologies that enhance operational efficiency and sustainability, serving customers worldwide from its headquarters in Quincy, Illinois.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

Gardner Denver, Inc.
32 Patents

#1 in Quincy, IL

#570 in Illinois

#10,593 in US

#20,660 in the World

Quincy, IL (US)
Quincy, IL, United States of America

Gardner Denver, Inc.

Forward Citations = 758

31 inventors:

goldMedal Berton L Vicars (9 out of 10 patents)

silverMedal Bernard Dale Conley (4 out of 4 patents)

bronzeMedal Lawrence M Kaplan (3 out of 40 patents)

4.  Ernest Jerome Jensen (3 out of 5 patents)

5.  Anthony Waylan McLain (3 out of 3 patents)

Please report any incorrect information to [email protected]
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