VS

Virgil Schieffer

HO Horton: 1 patents #41 of 70Top 60%
HI Horton Industries: 1 patents #5 of 12Top 45%
Overall (All Time): #2,256,205 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5704461 Rotational control apparatus Rick Vatsaas, Tom Bydalek, Todd Everett Smith 1998-01-06
4877117 Rotational control apparatus Charles J. Kniebel, Robert C. Bredt 1989-10-31