For the Inventor, By the Inventor

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New Prague, MN, United States of America

Minnesota Valley Engineering, Inc.

USPTO Granted Patents = 27

Trademarks = 3

Forward Citations = 640

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14 inventors (with patents filed for the assignee):

Keith W Gustafson (11 out of 26 patents)

Timothy A Neeser (10 out of 23 patents)

George W Kalet (4 out of 5 patents)

4. Duane Preston (3 out of 6 patents)

5. Robert E Cieslukowski (2 out of 2 patents)

6. Scott Remes (2 out of 3 patents)

7. Peter L Bliss (1 out of 21 patents)

8. Michael Lutgen (1 out of 2 patents)

9. Martin S Taylor (1 out of 3 patents)

10. Kelly W Hedegard (1 out of 1 patent)

11. H Michael Lutgen (1 out of 1 patent)

12. Thomas Karl Drube (1 out of 23 patents)

13. Paul J Thompson (1 out of 1 patent)

14. R Scott Remes (1 out of 1 patent)

27 patents: Sort by Forward Citations

1. 5572875 - Relief valve construction to minimize ignition hazard from cryogenic (1996-11-12),

2. D372529 - Portable oxygen dispenser (1996-08-06),

3. 5542255 - High temperature resistant thermal insulation for cryogenic tanks (1996-08-06),

4. 5537824 - No loss fueling system for natural gas powered vehicles (1996-07-23),

5. 5421162 - LNG delivery system (1995-06-06),

6. 5421161 - Storage system for cryogenic fluids (1995-06-06),

7. 5421160 - No loss fueling system for natural gas powered vehicles (1995-06-06),

8. 5404918 - Cryogenic liquid storage tank (1995-04-11),

9. 5373702 - LNG delivery system (1994-12-20),

10. D344572 - Sight gauge protector (1994-02-22),

11. 5275007 - Cryogenic dewar level sensor and flushing system (1994-01-04),

12. D339844 - Stacked storage tanks (1993-09-28),

13. 5234035 - Bulk delivery system for carbonated beverages (1993-08-10),

14. 5231838 - No loss single line fueling station for liquid natural gas vehicles (1993-08-03),

15. 5228585 - Variable capacity vehicle-mounted cryogenic storage vessels and method (1993-07-20),

Minnesota Valley Engineering, Inc. is a leading engineering and consulting firm in the Midwest, providing innovative solutions for a wide range of industries. With over 30 years of experience, our team of experts offers comprehensive services in mechanical, electrical, and structural engineering. We are committed to delivering high-quality, cost-effective solutions to meet our clients' needs and exceed their expectations.

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

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USPTO Data Jan 1 1976 - Sep 29 2026

27 Patents

#1 in New Prague, MN

#358 in Minnesota

#12,405 in US

#23,968 in the World

New Prague, MN, United States of America

Minnesota Valley Engineering, Inc.

Forward Citations = 640

14 inventors:

Keith W Gustafson (11 out of 26 patents)

Timothy A Neeser (10 out of 23 patents)

George W Kalet (4 out of 5 patents)

4. Duane Preston (3 out of 6 patents)

5. Robert E Cieslukowski (2 out of 2 patents)

Please report any incorrect information to [email protected]

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