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USPTO Patent Rankings Data through Dec 31, 2025
Home › Protomet › Matthew Duffield
MD

Matthew Duffield — 2 Patents

PRProtomet: 1 patents #13 of 17Top 80%
Harriman, TN: #22 of 80 inventorsTop 30%
Tennessee: #7,603 of 20,272 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Matthew Duffield has been granted 2 US patents while listed as an inventor at Protomet. The first was granted in 2023 and the most recent in April 2025. Matthew Duffield ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Matthew Duffield in Harriman, TN, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12280857 Seat slide-lock system Brian Pitcher, Tyler Gooden 2025-04-22
D997103 Electrical connector jacket Michael J. Engler, Wayne Hoover 2023-08-29

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