% Expired Patents = 13.6

Trademarks = 1

Forward Citations = 140

Loading Chart...

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),

Company Overview

A+ Manufacturing, LLC is a specialized manufacturer based in Gonzales, Louisiana, focusing on precision machining and fabrication services. The company is dedicated to delivering high-quality components and assemblies for various industries, including aerospace, automotive, and energy. With a commitment to innovation and excellence, A+ Manufacturing leverages advanced technologies and skilled craftsmanship to meet the evolving needs of its clients, ensuring reliability and performance in every product they deliver.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

22 Patents

#1 in Gonzales, LA

#37 in Louisiana

#15,037 in US

#28,782 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)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: A+ Manufacturing, LLC. Retrieved from https://idiyas.com/company/a-plus-manufacturing

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]