Ervin K. VanDenberg

SI Suspensions Incorporated: 2 patents #1 of 1Top 100%

📍 Massillon, OH: #1 of 20 inventorsTop 5%

🗺 Ohio: #286 of 4,576 inventorsTop 7%

Overall (1997): #16,635 of 185,788Top 9%

Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
5690353	Suspension system with improved beam	—	1997-11-25
5683098	Suspension system and alignment mechanism therefor	—	1997-11-04
5676018	Landing gear for semitrailers	—	1997-10-14