Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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David Schultz — 9 Patents in 2021

KOKohler: 9 patents #10 of 204Top 5%
Grand Prairie, TX: #2 of 33 inventorsTop 7%
Texas: #320 of 16,780 inventorsTop 2%
Overall (2021): #10,692 of 548,734Top 2%
9 Patents 2021

Issued Patents 2021

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
D938995 Engine incorporating overhead valve cover Brett Wegner, Eric B. Hudak, Kenneth Scott Hanna, Mark Huibregtse 2021-12-21
D925607 Engine incorporating overhead valve cover Brett Wegner, Eric B. Hudak, Kenneth Scott Hanna, Mark Huibregtse, Adam Reich +1 more 2021-07-20
D923055 Engine incorporating overhead valve cover Brett Wegner, Eric B. Hudak, Kenneth Scott Hanna, Mark Huibregtse 2021-06-22
D921046 Engine incorporating overhead valve cover Brett Wegner, Eric B. Hudak, Kenneth Scott Hanna, Mark Huibregtse, Adam Reich +1 more 2021-06-01
D921047 Engine incorporating an overhead valve cover Brett Wegner, Eric B. Hudak, Kenneth Scott Hanna, Mark Huibregtse 2021-06-01
D912095 Air intake cover of an engine Brett Wegner, Eric B. Hudak, Kenneth Scott Hanna, Mark Huibregtse, Adam Reich +1 more 2021-03-02
D912094 Blower housing for an engine Brett Wegner, Eric B. Hudak, Kenneth Scott Hanna, Mark Huibregtse, Adam Reich +1 more 2021-03-02
D911392 Overhead valve cover of an engine Brett Wegner, Eric B. Hudak, Kenneth Scott Hanna, Mark Huibregtse 2021-02-23
D911391 Blower housing for an engine Brett Wegner, Eric B. Hudak, Kenneth Scott Hanna, Mark Huibregtse 2021-02-23