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For the Inventor, By the Inventor

Oak Creek, WI, United States of America

Aaa Sales + Engineering, Inc.


USPTO Granted Patents = 17

% Expired Patents = 35.3

Forward Citations = 127

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16 inventors (with patents filed for the assignee):

goldMedal Thomas J Heyden (11 out of 15 patents)

silverMedal Gregory P Reitz (5 out of 5 patents)

bronzeMedal Lowell B Ziese (5 out of 5 patents)

4.  James D Braatz (3 out of 7 patents)

5.  Richard C Bohme (3 out of 18 patents)

6.  Robert A Mazur (2 out of 6 patents)

7.  Kurt J Penney (2 out of 2 patents)

8.  John A Hooper (2 out of 2 patents)

9.  Jim Thomas (2 out of 2 patents)

10.  Mark Zawlocki (2 out of 3 patents)

11.  Kevin M Mazur (1 out of 1 patent)

12.  Robert B Zimmer (1 out of 1 patent)

13.  John J Bernd (1 out of 1 patent)

14.  Douglas J Werginz (1 out of 3 patents)

15.  Emil M Punko (1 out of 1 patent)


17 patents:

1. 8499900 - Electro-hydraulic railcar retarders for controlling the speed of a railcar (2013-08-06),
2. 8485107 - Devices and systems for controlling travel of a railcar (2013-07-16),
3. 8485105 - Devices and systems for stopping travel of a railcar (2013-07-16),
4. 8413770 - Systems and methods for retarding the speed of a railcar (2013-04-09),
5. 8365876 - Air bladder actuator for railroad car retarder (2013-02-05),
6. 8079309 - Devices and systems for controlling travel of a railcar (2011-12-20),
7. 7649350 - Railcar presence detector (2010-01-19),
8. 7530432 - Bladder-actuated railroad retarder (2009-05-12),
9. 7392887 - Bladder actuator for a railroad retarder (2008-07-01),
10. 7325567 - Pneumatic retarder acutator valve (2008-02-05),
11. 7306077 - Fail-safe, weight-responsive skate retarder (2007-12-11),
12. 7140698 - Hydraulic control and operation system for a railroad car retarder (2006-11-28),
13. 6422519 - Railroad track switch operator (2002-07-23),
14. 6216525 - Distributive retarder test device (2001-04-17),
15. 4996793 - Louver control apparatus for modular shutter assembly (1991-03-05),
Company Overview
Aaa Sales + Engineering, Inc. is a specialized firm based in Oak Creek, Wisconsin, focusing on the development and manufacturing of advanced engineering solutions. The company excels in providing innovative products and services across various sectors, including industrial automation and custom engineering applications. With a commitment to quality and precision, Aaa Sales + Engineering leverages cutting-edge technology to meet the diverse needs of its clients, ensuring efficient and effective solutions tailored to specific industry challenges.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

Aaa Sales + Engineering, Inc. USPTO Patent Assignee Logo
17 Patents

#4 in Oak Creek, WI

#442 in Wisconsin

#18,881 in US

#35,887 in the World

Oak Creek, WI (US)
Oak Creek, WI, United States of America

Aaa Sales + Engineering, Inc.

Forward Citations = 127

16 inventors:

goldMedal Thomas J Heyden (11 out of 15 patents)

silverMedal Gregory P Reitz (5 out of 5 patents)

bronzeMedal Lowell B Ziese (5 out of 5 patents)

4.  James D Braatz (3 out of 7 patents)

5.  Richard C Bohme (3 out of 18 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Aaa Sales + Engineering, Inc.. Retrieved from https://idiyas.com/company/aaa-sales-plus-engineering

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]
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