Sumner MacDonald

📍 Providence, RI: #3 of 73 inventorsTop 5%

🗺 Rhode Island: #10 of 391 inventorsTop 3%

Overall (1997): #5,761 of 185,788Top 4%

Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
5685185	Key holder	—	1997-11-11
D385695	Key ring holder	—	1997-11-04
D383702	Medical I. D. jewelry medallion	—	1997-09-16
D378707	Stacked groove key holder	—	1997-04-08