Walter R. Harfmann

GE Genpak: 2 patents #1 of 4Top 25%

📍 Matthews, NC: #2 of 23 inventorsTop 9%

🗺 North Carolina: #207 of 2,260 inventorsTop 10%

Overall (1997): #20,501 of 185,788Top 15%

Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5681865	Method for producing polyester foam	—	1997-10-28
5679295	Method for producing polyester foam using a blowing agent combination	—	1997-10-21