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USPTO Patent Rankings Data through Dec 31, 2025
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Willard E. Cartwright — 1 Patent

KLKliklok: 1 patents #22 of 52Top 45%
Los Altos, CA: #2,734 of 3,651 inventorsTop 75%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Willard E. Cartwright has been granted 1 US patent while listed as an inventor at Kliklok. All of these patents were granted in 1986. Willard E. Cartwright ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Willard E. Cartwright in Los Altos, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4566846 Carton transfer apparatus with effective constant length inverting arm 1986-01-28