Patent assignee · US · COMPANY

GP Industries, LLC

8Patents
0Active
8Granted
27Portfolio score

Filing activity: Aug 18, 1989 → May 28, 1998

Most-cited patents

PatentTitleAreaCited byStatus
US5788423A Masonry block retaining wall with attached keylock facing panels and method of constructing the same Fixed Constructions 152 Expired
US6062772A Plastic block retaining wall with attached keylock facing panels Fixed Constructions 79 Expired
USD404146S Combined keylock facing panel and H-shaped retaining wall block General 37 Expired
US4995450A Heat pipe Emerging Cross-Sectional Technologies 27 Expired
USD381437S Retaining wall masonry block General 16 Expired
US5092038A Method of manufacturing spiral heat exchanger tubes with an external fin Emerging Cross-Sectional Technologies 13 Expired
US5410808A Method of making a double wall twist tube Emerging Cross-Sectional Technologies 6 Expired
US5002119A Header and tube for use in a heat exchanger Emerging Cross-Sectional Technologies 3 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.