Trademarks = 2

Forward Citations = 17

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5 inventors (with patents filed for the assignee):

Henry Lobe (3 out of 3 patents)

Gary Moffat (3 out of 8 patents)

John Russell Knapp (3 out of 5 patents)

4. Amulya Kumar Das (3 out of 3 patents)

5. Thomas Knight Tolman (1 out of 4 patents)

3 patents: Sort by Forward Citations

1. 10179862 - Optically clear biofouling resistant compositions and methods for marine instruments (2019-01-15),

2. 9562163 - Optically clear biofouling resistant compositions and methods for marine instruments (2017-02-07),

3. 7835222 - Anti-biofouling seismic streamer casing and method of manufacture (2010-11-16),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#30 in Annapolis, MD

#1,106 in Maryland

#73,904 in US

Annapolis, MD, United States of America

Severn Marine Technologies, LLC

Forward Citations = 17

5 inventors:

Henry Lobe (3 out of 3 patents)

Gary Moffat (3 out of 8 patents)

John Russell Knapp (3 out of 5 patents)

4. Amulya Kumar Das (3 out of 3 patents)

5. Thomas Knight Tolman (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Severn Marine Technologies, LLC. Retrieved from https://idiyas.com/company/severn-marine-technologies

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]