Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DW

Darryl Witwer — 1 Patent

Crewe, VA: #45 of 83 inventorsTop 55%
Virginia: #18,949 of 34,511 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Darryl Witwer has been granted 1 US patent. All of these patents were granted in 2005. Darryl Witwer ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Darryl Witwer in Crewe, VA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6874920 Towing light for boat motor Scott B. Huffman 2005-04-05