Patent assignee · US · COMPANY

ALTERGY SYSTEMS

11Patents
7Active
11Granted
39Portfolio score

Filing activity: Feb 6, 2002 → Oct 24, 2017 · 3 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7531916B2 Protection circuits for hybrid power systems Emerging Cross-Sectional Technologies 9 Expired
US6824911B2 Integrated fuel cell power system Emerging Cross-Sectional Technologies 7 Expired
US6815113B2 Compliant electrical contacts for fuel cell use Emerging Cross-Sectional Technologies 4 Expired
US9029034B2 Integrated recirculating fuel cell system Emerging Cross-Sectional Technologies 2 Active
US7678488B2 Integrated and modular BSP/MEA/manifold plates for fuel cells Emerging Cross-Sectional Technologies 2 Active
US9466847B2 Integrated recirculating fuel cell methods Emerging Cross-Sectional Technologies 0 Active
US10930965B2 Collapsing fuel cell isolator for fuel cell airflow management Emerging Cross-Sectional Technologies 0 Active
US9614232B2 Modular unit fuel cell assembly Emerging Cross-Sectional Technologies 0 Active
US10115984B2 Integrated recirculating open cathode fuel cell system Emerging Cross-Sectional Technologies 0 Active
US7670707B2 Electrical contacts for fuel cells Emerging Cross-Sectional Technologies 0 Active
US7183016B2 Integrated fuel cell power system Emerging Cross-Sectional Technologies 0 Expired

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