Richard F. Chipperfield

📍 Charlestown, RI: #2 of 4 inventorsTop 50%

🗺 Rhode Island: #95 of 371 inventorsTop 30%

Overall (2005): #116,984 of 245,428Top 50%

Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6837205	Internal combustion engine	—	2005-01-04