John Papsdorf

LM Liberty Hardware Mfg.: 1 patents #83 of 116Top 75%

📍 Lake Orion, MI: #172 of 676 inventorsTop 30%

🗺 Michigan: #22,048 of 86,293 inventorsTop 30%

Overall (All Time): #1,265,837 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
6749251	Motor vehicle	—	2004-06-15
4998336	Truss fabrication apparatus and method of making a truss	—	1991-03-12
D282671	Circle drafting template	—	1986-02-18
4379360	Method of making a hinge with an integral pintle	—	1983-04-12