SP

Stephen P. Porter

LM Ligon Brothers Manufacturing: 2 patents #1 of 3Top 35%
📍 Imlay City, MI: #2 of 2 inventorsTop 100%
🗺 Michigan: #358 of 4,492 inventorsTop 8%
Overall (1997): #23,439 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5681005 Lever actuator James T. Ligon, Sr., Andrew L. Patrius, Jr. 1997-10-28
5609394 Four-way lumbar support James T. Ligon, Sr. 1997-03-11