Rutgerus H. M. Van Elferen

U.S. Philips: 2 patents #2,537 of 8,851Top 30%

📍 Oss, NL: #115 of 340 inventorsTop 35%

Overall (All Time): #2,302,443 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5268205	Method of providing a high-gloss coating on a polystyrene substrate	—	1993-12-07
5218028	Polystyrene substrate provided with a polyurethane coating	—	1993-06-08