Alf J. Elvestad

📍 Enfield, NH: #16 of 65 inventorsTop 25%

🗺 New Hampshire: #2,841 of 12,181 inventorsTop 25%

Overall (All Time): #1,039,537 of 4,157,543Top 30%

Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
6729260	Lightweight collapsible boat	—	2004-05-04
6314904	Collapsible canoe	—	2001-11-13
5915327	Collapsible canoe skin	—	1999-06-29
5868096	Boat seat	—	1999-02-09
5826532	Boat seat	—	1998-10-27