DS

Doug Shadley

SC Schaffert Manufacturing Company: 7 patents #2 of 11Top 20%
📍 Indianola, NE: #2 of 7 inventorsTop 30%
🗺 Nebraska: #526 of 5,697 inventorsTop 10%
Overall (All Time): #602,135 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12305695 Seed planter with equalizer assembly Paul E. Schaffert 2025-05-20
11852187 Seed planter with equalizer assembly Paul E. Schaffert 2023-12-26
10830274 Seed planter with equalizer assembly Paul E. Schaffert 2020-11-10
10448563 Trash deflector Paul E. Schaffert 2019-10-22
10060467 Seed planter with equalizer assembly Paul E. Schaffert 2018-08-28
9326438 Trash deflector Paul E. Schaffert 2016-05-03
9204590 Seed planter with equalizer assembly Paul E. Schaffert, Ramiro Trevino 2015-12-08
8356563 Seed planter with equalizer assembly Paul E. Schaffert 2013-01-22