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Trademarks = 1

Forward Citations = 140

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3 inventors (with patents filed for the assignee):

Donald P Mayeaux (20 out of 40 patents)

Valmond Joseph St Amant, Iii (2 out of 17 patents)

Steven Douglas Calverley (2 out of 2 patents)

22 patents: Sort by Forward Citations

1. 9588024 - Stacked modular conditioning system and method (2017-03-07),

2. 9546929 - Wet natural gas sampling method and apparatus therefore (2017-01-17),

3. 9410871 - Apparatus for analytical sampling and/or conditioning of a process gas with selective isolation capability, and method therefore (2016-08-09),

4. 9200986 - Fluid sampling probe with vibration dampening (2015-12-01),

5. 9018608 - Optical sensor for detecting liquid (2015-04-28),

6. 8904886 - Devices for obtaining cylinder samples of natural gas or process gas and methods therefore (2014-12-09),

7. 8616228 - Multi-stage ratio pressure regulator system (2013-12-31),

8. 8522630 - System for retrieving a fluid sample from a fluid sample source (2013-09-03),

9. 8468899 - Wet natural gas sampling method and apparatus (2013-06-25),

10. 8322232 - Modular sample conditioning system (2012-12-04),

11. 8220479 - Multi-stage ratio pressure regulator system (2012-07-17),

12. 8196480 - Modular sample conditioning system (2012-06-12),

13. 7886624 - Portable insertable probe assembly including hazardous operations capability (2011-02-15),

14. 7875109 - Integral flow restrictor valve (2011-01-25),

15. 7874221 - Devices for obtaining cylinder samples of natural gas or process gas, and methods therefore (2011-01-25),

A+ Manufacturing, LLC is a leading manufacturer specializing in high-quality industrial products. With over 20 years of experience, we provide cutting-edge solutions for various industries, including automotive, aerospace, and electronics. Our state-of-the-art facility is equipped with advanced technology and machinery, enabling us to deliver precision-engineered products to meet our clients' exact specifications. At A+ Manufacturing, we prioritize customer satisfaction and strive to exceed expectations through our commitment to excellence, innovation, and on-time delivery. Visit our website to learn more about our diverse range of products and services.

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Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

22 Patents

#1 in Gonzales, LA

#33 in Louisiana

#14,505 in US

#27,863 in the World

Gonzales, LA, United States of America

A+ Manufacturing, LLC

Forward Citations = 140

3 inventors:

Donald P Mayeaux (20 out of 40 patents)

Valmond Joseph St Amant, Iii (2 out of 17 patents)

Steven Douglas Calverley (2 out of 2 patents)

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