Patent assignee · US · COMPANY

CONTECH ENGINEERED SOLUTIONS LLC

39Patents
39Active
39Granted
59Portfolio score

Filing activity: May 21, 2007 → Feb 16, 2023 · 6 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8147688B2 Stormwater chamber detention system Fixed Constructions 29 Active
US8491224B2 Plastic detention chamber for stormwater runoff and related system and methods Fixed Constructions 29 Active
US8789337B2 Foundation system for bridges and other structures Fixed Constructions 13 Active
US8658044B2 Stormwater filtration apparatus, system and method Chemistry; Metallurgy 12 Active
US8512555B1 Filter assembly, system and method Performing Operations; Transporting 12 Active
USD751216S1 Concrete bridge unit General 11 Active
USD745186S1 Concrete bridge unit General 9 Active
USD697634S1 Upper portion of a concrete bridge unit General 9 Active
US9970166B2 Concrete bridge system and related methods Performing Operations; Transporting 8 Active
US8746463B2 Apparatus for separating particulate from stormwater Performing Operations; Transporting 8 Active
US8318015B2 Stormwater filtration systems Emerging Cross-Sectional Technologies 7 Active
US8925282B2 Foundation system for bridges and other structures Fixed Constructions 6 Active
US9695558B2 Foundation system for bridges and other structures Fixed Constructions 5 Active
US9827510B2 Hydrodynamic separator Chemistry; Metallurgy 5 Active
US10626592B2 Filter for removing sediment from water Performing Operations; Transporting 5 Active
US9481968B2 Bridge system and method including four sided concrete bridge units adapted for promoting sedimentation Fixed Constructions 2 Active
USD765265S1 Bridge unit General 2 Active
USD694910S1 Upper portion of a concrete bridge unit General 2 Active
US8678449B2 Pipe joint and related method Emerging Cross-Sectional Technologies 1 Active
US11174614B2 Metal foundation system for culverts, buried bridges and other structures Fixed Constructions 1 Active
US9284200B2 Thermally treated expanded perlite Chemistry; Metallurgy 1 Active
US10378164B2 Reinforcement system and method for corrugated plate structures Emerging Cross-Sectional Technologies 1 Active
US9290895B2 Corrugated metal plate assembly system and method Emerging Cross-Sectional Technologies 1 Active
US11713569B2 Stormwater treatment device Performing Operations; Transporting 1 Active
US11268256B2 Culvert system with flexible toe wall Fixed Constructions 1 Active

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