Patent assignee · US · COMPANY

HENDRY MECHANICAL WORKS

21Patents
0Active
21Granted
34Portfolio score

Filing activity: Sep 16, 1988 → Jun 7, 2002

Most-cited patents

PatentTitleAreaCited byStatus
US6561602B1 Equipment mounting racks and cabinets Electricity 72 Expired
US6527351B1 Equipment mounting racks and cabinets Electricity 66 Expired
US5477150A Electric arc and radio frequency spectrum detection Physics 55 Expired
US6006925A Equipment rack system Electricity 55 Expired
US5574251A Electrical and electronic cabinet systems Electricity 48 Expired
US4983955A Electric power supply circuit monitoring systems Electricity 42 Expired
US5004107A Earthquake braced racks Electricity 41 Expired
US5373241A Electric arc and radio frequency spectrum detection Physics 33 Expired
US6707688B2 Electric apparatus with electric terminals and fused structures Electricity 20 Expired
US5363613A Rigid supporting structures Mechanical Engineering; Lighting; Heating 19 Expired
US6772077B1 Electric arc monitoring systems Physics 17 Expired
US4853820A Electronic circuit breaker systems Electricity 15 Expired
US6229707A Calamity-proof electrical equipment cabinet door systems Electricity 15 Expired
US6859042B2 Arc detection by non-causal signal correlation Electricity 15 Expired
US6362629B1 Electric arc monitoring systems Physics 13 Expired
US6400258B1 Electric arc monitoring systems Physics 12 Expired
US6781381B2 Electric arc synthesis for arc detector testing and method for arc testing Physics 7 Expired
US6747459B2 Electric arc monitoring systems Physics 6 Expired
US6356450B1 Circuit board holders and assemblies Electricity 5 Expired
US6402572B1 Electric switching device assembly system Emerging Cross-Sectional Technologies 4 Expired
US6133739A Electric battery monitoring systems Physics 3 Expired

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