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For the Inventor, By the Inventor

Fairport, NY, United States of America

Qualitrol Corporation


USPTO Granted Patents = 25


Trademarks = 1

Forward Citations = 193

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14 inventors (with patents filed for the assignee):

goldMedal Robert F Romanowski (5 out of 9 patents)

silverMedal Joseph F Foster (5 out of 5 patents)

bronzeMedal Joshua J Herz (4 out of 9 patents)

4.  Wendell D Johnson (4 out of 4 patents)

5.  Richard E Hagerman (3 out of 4 patents)

6.  John R Bodker (2 out of 2 patents)

7.  Yuvi Kahana (1 out of 4 patents)

8.  Alexander Kots (1 out of 19 patents)

9.  Alexander Paritsky (1 out of 21 patents)

10.  Todd-Michael Balan (1 out of 1 patent)

11.  William H Schneider (1 out of 2 patents)

12.  Italo Di Domenico (1 out of 1 patent)

13.  David L Billings (1 out of 4 patents)

14.  Raymond T Blythe (1 out of 1 patent)


25 patents:

1. 8995798 - Reflective element for fiber optic sensor (2015-03-31),
2. 7377689 - Transformer temperature monitoring and control (2008-05-27),
3. 7210497 - Pressure relief device with increased flow rate (2007-05-01),
4. 7111637 - Enclosure system for pressure relief device (2006-09-26),
5. 6497248 - Pressure relief device with one piece gasket (2002-12-24),
6. 5937893 - Shield for pressure relief device (1999-08-17),
7. 4843187 - Gasket assembly and electrical power transformer including the same (1989-06-27),
8. 4823224 - Rapid pressure rise circuit (1989-04-18),
9. 4775245 - Multi-phase electronic temperature controller (1988-10-04),
10. 4754405 - Tri-phase electronic temperature controller (1988-06-28),
11. 4745571 - Modular electronic temperature controller (1988-05-17),
12. 4733974 - Transformer life consumption indicator (1988-03-29),
13. 4717882 - Snap over lens assembly (1988-01-05),
14. 4676266 - Pressure relief device (1987-06-30),
15. D287701 - Electronic temperature monitor (1987-01-13),
Qualitrol Corporation is a leading global supplier of condition based monitoring and monitoring solutions for electrical assets. With over 70 years of experience, Qualitrol offers advanced technology and expertise to ensure the reliability and efficiency of critical infrastructure.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

25 Patents

#3 in Fairport, NY

#720 in New York

#12,903 in US

#24,910 in the World

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Fairport, NY, United States of America

Qualitrol Corporation

Forward Citations = 193

14 inventors:

goldMedal Robert F Romanowski (5 out of 9 patents)

silverMedal Joseph F Foster (5 out of 5 patents)

bronzeMedal Joshua J Herz (4 out of 9 patents)

4.  Wendell D Johnson (4 out of 4 patents)

5.  Richard E Hagerman (3 out of 4 patents)

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