Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Clark Annand — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Brisbane, AU: #604 of 1,353 inventorsTop 45%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Clark Annand has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1986. Clark Annand ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Clark Annand in Brisbane, AU.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4569236 Biological fluid sampler Barry James Kitchen, James L. Jamieson, Ronald J. Marschke 1986-02-11