For the Inventor, By the Inventor

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Mendota Heights, MN, United States of America

Gp Companies, Inc.

USPTO Granted Patents = 13

% Expired Patents = 7.7

Trademarks = 1

Forward Citations = 130

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13 inventors (with patents filed for the assignee):

Dallas W Simonette (6 out of 22 patents)

Jaime Leonard Harris (3 out of 14 patents)

Gary Allen Brown (3 out of 9 patents)

4. Sheila S McKee (2 out of 6 patents)

5. David Ted Fick (1 out of 3 patents)

6. Scott Maurice Christopherson (1 out of 1 patent)

7. Joel T Fisher (1 out of 13 patents)

8. Eric Stenborg (1 out of 1 patent)

9. Steven E Christensen (1 out of 111 patents)

10. Brad S Kessler (1 out of 1 patent)

11. Mark B Kirschenman (1 out of 1 patent)

12. Thomas E KraMer (1 out of 28 patents)

13. Brian A Kocher (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 10738897 - O-ring lubrication system (2020-08-11),

2. 7866573 - Ergonomic spray gun (2011-01-11),

3. 6766967 - Magnet-driven rotary nozzle (2004-07-27),

4. 6528748 - In-line flow switch assembly including magnetic sensitive plunger and microswitch actuator (2003-03-04),

5. 6472624 - In-line flow switch (2002-10-29),

6. D452554 - Pump thermal protector device (2001-12-26),

7. 6322696 - Inlet filter for high pressure sprayer (2001-11-27),

8. 5755251 - Full flow pressure trap unloader valve (1998-05-26),

9. 5700137 - Low profile positive displacement pump system (1997-12-23),

10. D382276 - Pump base (1997-08-12),

11. 5641119 - Thermal relief valve (1997-06-24),

12. 5584672 - Low profile positive displacement pump system (1996-12-17),

13. 5556264 - Low profile positive displacement pump system (1996-09-17),

GP Companies, Inc. is a leading provider of construction and property management services. With a focus on quality and customer satisfaction, GP Companies, Inc. has completed numerous successful projects in commercial and residential sectors. Our team of experienced professionals is dedicated to delivering exceptional results and exceeding client expectations.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

13 Patents

#8 in Mendota Heights, MN

#686 in Minnesota

#23,808 in US

#44,950 in the World

Mendota Heights, MN, United States of America

Gp Companies, Inc.

Forward Citations = 130

13 inventors:

Dallas W Simonette (6 out of 22 patents)

Jaime Leonard Harris (3 out of 14 patents)

Gary Allen Brown (3 out of 9 patents)

4. Sheila S McKee (2 out of 6 patents)

5. David Ted Fick (1 out of 3 patents)

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