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For the Inventor, By the Inventor

Fort Wayne, IN, United States of America

Tuthill Corporation


USPTO Granted Patents = 77

% Expired Patents = 7.8



Trademarks = 42

Forward Citations = 1,050

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64 inventors (with patents filed for the assignee):

goldMedal Thomas R Headley (9 out of 24 patents)

silverMedal Jacob J Berry (8 out of 10 patents)

bronzeMedal Benjamin R Freiburger (6 out of 7 patents)

4.  Edward W Vipond (4 out of 8 patents)

5.  John E Hathaway (4 out of 5 patents)

6.  Richard J Silagy (4 out of 9 patents)

7.  Matthew H Gevers (4 out of 8 patents)

8.  Matthew Wenger (3 out of 5 patents)

9.  Nicholas G Till (3 out of 4 patents)

10.  Stephen R Lund (3 out of 4 patents)

11.  Kraig J Schlosser (3 out of 28 patents)

12.  Edward D Gailey (3 out of 7 patents)

13.  Paul Gergets (3 out of 3 patents)

14.  John M Weston (3 out of 3 patents)

15.  Thomas D Karcher (3 out of 8 patents)


Core Competencies:
Fluid Pump Assembly
Portable Fuel Pump
Turbine Meter
Positive Displacement Pump
Fluid Transfer
Double Diaphragm Pump
Flow Regulating Valve
Screw Pump
Magnetically Driven Pump
Dispensing Nozzle
Valve Assembly
Universal Adapter

77 patents:

1. 11346353 - Fluid pump assembly (2022-05-31),
2. 11346341 - Portable fuel pump (2022-05-31),
3. D949205 - Fluid pump (2022-04-19),
4. 10590939 - Fluid pump assembly (2020-03-17),
5. 10526192 - Universal adapter (2020-01-07),
6. 10418878 - Portable fuel pump (2019-09-17),
7. 10365141 - Measuring adapter assembly for closed loop fluid transfer system (2019-07-30),
8. D850960 - Turbine meter (2019-06-11),
9. D815152 - Fuel transfer pump (2018-04-10),
10. D812504 - Turbine meter (2018-03-13),
11. 9605673 - Pump with pivoted vanes (2017-03-28),
12. 9028224 - Air operated double diaphragm pump (2015-05-12),
13. D725153 - Portable fuel pump design (2015-03-24),
14. 8764424 - Screw pump with field refurbishment provisions (2014-07-01),
15. D684998 - Fuel transfer pump (2013-06-25),
Tuthill Corporation is a global industrial manufacturing company specializing in fluid transfer, vacuum, and blowers. With over 125 years of expertise, Tuthill delivers innovative solutions and exceptional customer service to industries like automotive, agriculture, chemical, and more. Their products are recognized for their reliability, efficiency, and durability. Visit their website to explore their wide range of offerings and learn more about their commitment to quality and innovation.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

Tuthill Corporation
77 Patents

#5 in Fort Wayne, IN

#87 in Indiana

#4,776 in US

#9,741 in the World

Fort Wayne, IN (US)
Fort Wayne, IN, United States of America

Tuthill Corporation

Forward Citations = 1,050

64 inventors:

goldMedal Thomas R Headley (9 out of 24 patents)

silverMedal Jacob J Berry (8 out of 10 patents)

bronzeMedal Benjamin R Freiburger (6 out of 7 patents)

4.  Edward W Vipond (4 out of 8 patents)

5.  John E Hathaway (4 out of 5 patents)

Please report any incorrect information to [email protected]
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