Robert P. Hilemn

SP Sterling Products: 1 patents #2 of 6Top 35%

📍 Greensboro, NC: #838 of 1,557 inventorsTop 55%

🗺 North Carolina: #26,533 of 45,564 inventorsTop 60%

Overall (All Time): #3,908,418 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D309635	Menu sign	—	1990-07-31