Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert A. Harlow — 2 Patents

POPoly-Flex: 1 patents #8 of 9Top 90%
Harvard, IL: #23 of 59 inventorsTop 40%
Illinois: #34,875 of 84,256 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert A. Harlow has been granted 2 US patents while listed as an inventor at Poly-Flex. The first was granted in 1994 and the most recent in May 1996. Robert A. Harlow ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert A. Harlow in Harvard, IL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5518682 Method of blow molding a composite wheel Floyd F. Markling, Tracy A. Markling 1996-05-21
5316377 Composite injection-blow molded wheel and method of fabrication Floyd F. Markling, Tracy A. Markling 1994-05-31