MB

Michael J. Billingsley

EE Emco Enterprises: 6 patents #2 of 11Top 20%
RO Rolscreen: 1 patents #9 of 19Top 50%
📍 Pella, IA: #51 of 257 inventorsTop 20%
🗺 Iowa: #2,245 of 15,303 inventorsTop 15%
Overall (All Time): #757,862 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6769214 Strip for retaining storm door window elements Terry J. Kenkel 2004-08-03
6256931 Window retention system Terry J. Kenkel 2001-07-10
6192631 Window retention system Terry J. Kenkel 2001-02-27
D413991 Extruded section of a door frame Terry J. Kenkel 1999-09-14
D409767 Extruded section of a door frame Terry J. Kenkel 1999-05-11
D408562 Extruded section of a door frame Terry J. Kenkel 1999-04-20
4610472 Lock for casement windows 1986-09-09