For the Inventor, By the Inventor

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Salt Lake City, UT, United States of America

The Nupro Company

USPTO Granted Patents = 34

Trademarks = 1

Forward Citations = 660

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31 inventors (with patents filed for the assignee):

Gary W Scheffel (12 out of 12 patents)

Terrence J Kolenc (9 out of 9 patents)

Earl D Shufflebarger (8 out of 9 patents)

4. Oliver L Danko (7 out of 8 patents)

5. William C Steiss (7 out of 7 patents)

6. William P Tobbe (5 out of 5 patents)

7. Carl R Bork, Jr (5 out of 5 patents)

8. Theodore J Gausman (4 out of 4 patents)

9. Edward E Kish, Jr (3 out of 4 patents)

10. Thomas J Gardner (2 out of 4 patents)

11. Donald J Murauskas (2 out of 2 patents)

12. Frank M Cunningham (2 out of 2 patents)

13. Bernard J Gallagher (2 out of 9 patents)

14. John R Boylan (2 out of 2 patents)

15. James K Simonelli (2 out of 2 patents)

34 patents: Sort by Forward Citations

1. 5601713 - Filter systems and apparatus (1997-02-11),

2. 5462081 - Excess flow valve (1995-10-31),

3. 5335691 - High pressure diaphragm valve (1994-08-09),

4. D345490 - Pie cutting tool (1994-03-29),

5. 5253671 - High pressure diaphragm valve (1993-10-19),

6. 5215286 - High pressure diaphragm valve (1993-06-01),

7. 5131627 - Diaphragm valve (1992-07-21),

8. 5033505 - Pressure regulator and method of assembling same (1991-07-23),

9. 4968003 - Diaphragm valve (1990-11-06),

10. 4964423 - Check valve (1990-10-23),

11. 4917357 - Diaphragm valve (1990-04-17),

12. 4915353 - Diaphragm valve (1990-04-10),

13. 4911412 - Valves with improved actuators (1990-03-27),

14. 4856555 - Check valve (1989-08-15),

15. 4840191 - Inflatable valve (1989-06-20),

The Nupro Company is a leading provider of innovative solutions for the healthcare industry. With a focus on research and development, we specialize in creating cutting-edge medical devices and technologies to improve patient outcomes. Our team of experts is dedicated to delivering high-quality products that meet the needs of healthcare professionals and patients worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

34 Patents

#43 in Salt Lake City, UT

#105 in Utah

#9,663 in US

#19,028 in the World

Salt Lake City, UT, United States of America

The Nupro Company

Forward Citations = 660

31 inventors:

Gary W Scheffel (12 out of 12 patents)

Terrence J Kolenc (9 out of 9 patents)

Earl D Shufflebarger (8 out of 9 patents)

4. Oliver L Danko (7 out of 8 patents)

5. William C Steiss (7 out of 7 patents)

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