For the Inventor, By the Inventor

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Benton Harbor, MI, United States of America

Gast Manufacturing, Inc.

USPTO Granted Patents = 19

EPO Patents = 2

Trademarks = 7

Forward Citations = 178

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29 inventors (with patents filed for the assignee):

Lorraine Joan Westlake (5 out of 33 patents)

William S Otte, Jr (4 out of 4 patents)

Delbert L Thomas, Jr (4 out of 4 patents)

4. Delbert L Thomas (3 out of 3 patents)

5. Christopher Lee Blackburn (2 out of 4 patents)

6. Troy Smits (2 out of 3 patents)

7. Edward T Faulkner (2 out of 3 patents)

8. Floyd G Jackson (1 out of 18 patents)

9. George H Morgan (1 out of 12 patents)

10. Travis J Dokey (1 out of 1 patent)

11. Gary W Dunlap (1 out of 1 patent)

12. Steven T Krempasky (1 out of 1 patent)

13. D Mark Aker (1 out of 1 patent)

14. Dan A Papczynski (1 out of 1 patent)

15. Caleb Youker (1 out of 1 patent)

19 patents: Sort by Forward Citations

1. 11542933 - Sound reduction device for rocking piston pumps and compressors (2023-01-03),

2. 9863412 - Rocking piston compressor with sound dissipation (2018-01-09),

3. 8246327 - Dual-cylinder rocking piston compressor (2012-08-21),

4. 8128382 - Compact dual rocking piston pump with reduced number of parts (2012-03-06),

5. 7998343 - Wastewater treatment system (2011-08-16),

6. 7947100 - Combination vertical rotary vane suction pump and liquid separator (2011-05-24),

7. 7189068 - Sound reduced rotary vane compressor (2007-03-13),

8. 6881044 - Rotary vane compressor with interchangeable end plates (2005-04-19),

9. D499119 - Compressor (2004-12-01),

10. D464063 - Compressor (2002-10-09),

11. 6431845 - Head cover assembly with monolithic valve plate (2002-08-13),

12. 6279421 - Connecting rod assembly with reduced length variability (2001-08-28),

13. D444799 - Compressor (2001-07-11),

14. 6126410 - Head cover assembly for reciprocating compressor (2000-10-03),

15. 5228839 - Multistage ejector pump (1993-07-20),

Gast Manufacturing, Inc. is a leading manufacturer of air-moving products, such as air motors, compressors, and vacuum pumps. With over 90 years of experience, Gast delivers high-quality, reliable products for a wide range of industrial applications. Their commitment to innovation and customer satisfaction has made them a trusted name in the industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

19 Patents

#6 in Benton Harbor, MI

#601 in Michigan

#16,593 in US

#31,684 in the World

Benton Harbor, MI, United States of America

Gast Manufacturing, Inc.

Forward Citations = 178

29 inventors:

Lorraine Joan Westlake (5 out of 33 patents)

William S Otte, Jr (4 out of 4 patents)

Delbert L Thomas, Jr (4 out of 4 patents)

4. Delbert L Thomas (3 out of 3 patents)

5. Christopher Lee Blackburn (2 out of 4 patents)

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