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For the Inventor, By the Inventor

Madison, NC, United States of America

Ra Brands, L.l.c.


USPTO Granted Patents = 134

% Expired Patents = 26.9


Trademarks = 81

Forward Citations = 3,173

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72 inventors (with patents filed for the assignee):

goldMedal Thomas J Burczynski (20 out of 33 patents)

silverMedal Jeffrey W Stone (17 out of 22 patents)

bronzeMedal Nick T Sachse (14 out of 14 patents)

4.  David Orla Matteson (13 out of 14 patents)

5.  Michael Brent Jarboe (9 out of 9 patents)

6.  Dale R Danner (8 out of 12 patents)

7.  Daniel E Kenney (7 out of 7 patents)

8.  Travis T Baker (6 out of 6 patents)

9.  Eric C Burt (6 out of 6 patents)

10.  Michael D Keeney (6 out of 10 patents)

11.  Michael Leighton Smith (6 out of 9 patents)

12.  Todd D Cook (5 out of 9 patents)

13.  Kevin R Cross (4 out of 4 patents)

14.  Spencer D Wildman (4 out of 5 patents)

15.  Robert Silvers (4 out of 12 patents)


Core Competencies:
Modular Silencer
Gas-Operated Firearm
Ammunition Design
Recoil Reducer
Magazine Loading System
Fire Control
Quick Detach Mount
Self Regulating Gas System
Bullet Core Retention
Firearm Stock
Bolt Assembly
Thumb Safety

134 patents:

1. 10718584 - Rotary magazine with bolt hold open assembly (2020-07-21),
2. 10670357 - Shotgun with magazine loading system (2020-06-02),
3. 10480884 - Adapter assembly for firearm silencer (2019-11-19),
4. 10480883 - Silencer with improved mount (2019-11-19),
5. 10458739 - Silencer baffle assembly (2019-10-29),
6. 10281233 - Recoil reducer (2019-05-07),
7. 10254063 - Rotary magazine with bolt hold open assembly (2019-04-09),
8. 10228202 - Magazine with spacers for accommodating multiple caliber, size and/or length rounds (2019-03-12),
9. 10151546 - Shotgun with magazine loading system (2018-12-11),
10. 9921019 - Gas vent for firearm (2018-03-20),
11. D802705 - Firearm bullet (2017-11-14),
12. 9816768 - Gas-operated firearm with pressure compensating gas piston (2017-11-14),
13. D800246 - Firearm bullet (2017-10-17),
14. D800245 - Firearm bullet (2017-10-17),
15. D800244 - Firearm bullet (2017-10-17),
Ra Brands, L.L.C. is a specialized firm based in Madison, NC, focusing on innovative solutions in firearm technology. The company is dedicated to developing advanced systems that enhance firearm performance and user experience. Its core areas of expertise include modular silencers, gas-operated firearms, and sophisticated ammunition designs. Additionally, Ra Brands works on recoil reduction technologies, magazine loading systems, and self-regulating gas systems, positioning itself as a key player in the evolving landscape of firearm engineering.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

134 Patents

#1 in Madison, NC

#78 in North Carolina

#2,891 in US

#6,009 in the World

Madison, NC (US)
Madison, NC, United States of America

Ra Brands, L.l.c.

Forward Citations = 3,173

72 inventors:

goldMedal Thomas J Burczynski (20 out of 33 patents)

silverMedal Jeffrey W Stone (17 out of 22 patents)

bronzeMedal Nick T Sachse (14 out of 14 patents)

4.  David Orla Matteson (13 out of 14 patents)

5.  Michael Brent Jarboe (9 out of 9 patents)

Please report any incorrect information to [email protected]
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