John S. Roberts

PP Phillips Petroleum: 1 patents #54 of 170Top 35%

📍 Charlotte, NC: #19 of 113 inventorsTop 20%

🗺 North Carolina: #217 of 1,241 inventorsTop 20%

Overall (1989): #93,213 of 140,708Top 70%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4837192	Catalyst composition	—	1989-06-06