Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Harry E. Featherstone — 8 Patents

TWThe Will-Burt: 6 patents #2 of 29Top 7%
Wooster, OH: #81 of 461 inventorsTop 20%
Ohio: #10,270 of 73,341 inventorsTop 15%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Harry E. Featherstone has been granted 8 US patents while listed as an inventor at The Will-Burt. The first was granted in 1983 and the most recent in April 2003. Harry E. Featherstone ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Harry E. Featherstone in Wooster, OH, US.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6546677 Telescoping mast assembly 2003-04-15
6484456 Telescoping mast assembly Kevan A. Davis, Bryan L. Cooper 2002-11-26
5718087 Telescoping mast assembly John Finnell 1998-02-17
5572837 Pneumatic telescoping mast Dennis B. Donahue 1996-11-12
5168679 Telescoping mast assembly 1992-12-08
5107672 Rigid drive assembly 1992-04-28
5102375 Telescoping mast assembly 1992-04-07
4413451 Pneumatically actuated tilting telescoping mast construction Alvin R. Steffen 1983-11-08