Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Home › Waltec › William H. Leavens
WL

William H. Leavens

WAWaltec: 1 patents #4 of 10Top 40%
Overall (All Time): #4,036,646 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4456021 Sink with colander — 1984-06-26

Nearby-Ranked Inventors

Charles B. Howe1
Ingenuin Heckenbleikner1
Terry K. Lichty1
Jay J. Pisik1
Irene Warnecke1
Norikazu Fujihashi1
Heinrich Laus1
Michael E. Cloncs1
Timothy I. Miller1