Richard Hopewell

PI Process Systems International: 2 patents #1 of 1Top 100%

📍 Medfield, MA: #3 of 20 inventorsTop 15%

🗺 Massachusetts: #299 of 3,963 inventorsTop 8%

Overall (1994): #22,068 of 165,921Top 15%

Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5345772	Single column distillative separation employing bottom additives	—	1994-09-13
5315832	Process for the recovery of a light hydrocarbon fraction from marine loading operations	—	1994-05-31