% Expired Patents = 16.7

Trademarks = 2

Forward Citations = 383

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20 inventors (with patents filed for the assignee):

Richard Mark Greenwald (4 out of 23 patents)

Jeffrey J Chu (3 out of 15 patents)

David D Johnson (2 out of 2 patents)

4. Robert C Dean, Jr (2 out of 25 patents)

5. Aaron T Buck (2 out of 2 patents)

6. David W Bertoni (1 out of 3 patents)

7. Mark D Grabiner (1 out of 2 patents)

8. Jeff Chu (1 out of 1 patent)

9. Robert Palifka (1 out of 1 patent)

10. Alexander W Jessiman (1 out of 1 patent)

11. Joseph T Gwin (1 out of 1 patent)

12. David F Nelson (1 out of 2 patents)

13. Mark W Blanchard (1 out of 2 patents)

14. Chad S Braley (1 out of 1 patent)

15. Michael B Mayor (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 8622747 - Training system and method using a dynamic perturbation platform (2014-01-07),

2. 8246354 - Training system and method using a dynamic perturbation platform (2012-08-21),

3. 7980856 - Fall prevention training system and method using a dynamic perturbation platform (2011-07-19),

4. 7837640 - Dynamic body protector (2010-11-23),

5. 6585774 - Dynamic variable geometry fitting system for use with a body appliance (2003-07-01),

6. 6270445 - In-bed exercise machine and method of use (2001-08-07),

Company Overview

Simbex LLC is a leading product development and engineering firm based in Lebanon, New Hampshire. We specialize in creating innovative solutions for the healthcare, sports, and consumer industries. Our team of experts focuses on research, design, and prototyping to bring ideas to life and help our clients achieve success. With a track record of delivering high-quality products, Simbex LLC is dedicated to providing cutting-edge technology and exceptional service to our clients.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

6 Patents

#10 in Lebanon, NH

#303 in New Hampshire

#45,007 in US

Lebanon, NH, United States of America

Simbex LLC

Forward Citations = 383

20 inventors:

Richard Mark Greenwald (4 out of 23 patents)

Jeffrey J Chu (3 out of 15 patents)

David D Johnson (2 out of 2 patents)

4. Robert C Dean, Jr (2 out of 25 patents)

5. Aaron T Buck (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Simbex LLC. Retrieved from https://idiyas.com/company/simbex

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]