Patents/Inventors

Jeffery Duncan

Tucson, AZUS5 patents

6 Patents

US118841162024
Weight Distribution Hitch with Compact Moment Bar
Hall Labs LLC
0 cites
US118785582024
Weight Distribution Hitch with Improved Pre-load Adjustment Range
Hall Labs LLC
0 cites
US118201802023
Weight Distribution Hitch with Pivoting Latch
Hall Labs LLC
0 cites
US117601422023
Weight Distribution Hitch with Shock Absorbing Springs
Hall Labs LLC
0 cites
US116734392023
Weight Distribution Hitch with Angled Moment Bar for Pre-load Adjustment
Hall Logic, Inc.
0 cites
US115646662023
Toilet with Consumable Material Separating Feces from Bowl
Medic, Inc.
0 cites