Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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William Ferng — 2 Patents

VAVantico: 1 patents #29 of 104Top 30%
ZEZephyros: 1 patents #114 of 175Top 70%
Novi, MI: #744 of 1,560 inventorsTop 50%
Michigan: #35,377 of 86,293 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
William Ferng has been granted 2 US patents while listed as an inventor at Vantico. The first was granted in 2001 and the most recent in April 2009. William Ferng ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list William Ferng in Novi, MI, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7521093 Method of sealing an interface Terry Finerman, David Carlson, Matthew Harthcock, Craig Knepper, Craig Chmielewski +3 more 2009-04-21
6271463 Use of expandable epoxy systems for barrier materials in high voltage liquid-filled transformers Robert J. Kultzow, Mangesh Yeshwant Rajadhyaksha, Luciano Pilato 2001-08-07