Patents

United States Patent Marking for HEWITT brand products made from June 27, 2019 until this list is next revised. Each list of patents by product name applies to all package counts, unless stated differently. Items listed below may be sold individually or as part of a combination product. If you have any questions about this list, please contact Hewitt Machine and Manufacturing at 507-225-3421.

Hydraulic Cantilever Boat Lift 
6,612,775
10,654,548

Screw Legs
10,760,232 

Pontoon Legs®
6,907,835
6,983,707
7,051,665
7,267,066
7,156,030
7,318,385

®Registered Trademark of Hewitt Machine and Manufacturing