Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Keith Sheets — 5 Patents

ZSZiggity Systems: 2 patents #2 of 3Top 70%
CEChore-Time Equipment: 1 patents #6 of 17Top 40%
ANAndritz: 1 patents #175 of 284Top 65%
CRCoopper Tire & Rubber: 1 patents #150 of 177Top 85%
Nappanee, IN: #16 of 71 inventorsTop 25%
Indiana: #7,193 of 33,936 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Keith Sheets has been granted 5 US patents while listed as an inventor at Ziggity Systems. The first was granted in 1985 and the most recent in January 2008. Keith Sheets ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Keith Sheets in Nappanee, IN, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7314556 Filter disc with panel sectors Mark Entz, Gregory R. Kohler 2008-01-01
5247963 Flush apparatus for watering systems Eldon Hostetler 1993-09-28
5136983 Flush apparatus for watering systems Eldon Hostetler 1992-08-11
4850307 Intake cup apparatus 1989-07-25
4530308 Level control for trough filling apparatus Devon Eby 1985-07-23