Patent assignee · US · COMPANY

Overhead Door Corporation

228Patents
124Active
228Granted
56Portfolio score

Filing activity: Feb 11, 1974 → May 31, 2024 · 28 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6049289A Remote controlled garage door opening system Emerging Cross-Sectional Technologies 129 Expired
US6118243A Door operator system Fixed Constructions 87 Expired
US6082433A Control system and method for roll-up door Fixed Constructions 79 Expired
US6667684B1 Remote controlled garage door opening system Emerging Cross-Sectional Technologies 75 Expired
US4049311A Bulkhead door Performing Operations; Transporting 63 Expired
US5632317A Roll-up door Fixed Constructions 49 Expired
US6134835A Counterbalance system for upward acting door Fixed Constructions 48 Expired
US5865235A Counterbalance mechanism for vertical opening door Fixed Constructions 46 Expired
US4183393A Heat insulated door Fixed Constructions 41 Expired
US4237956A Solar heated door Emerging Cross-Sectional Technologies 41 Expired
US4147197A Fire door and operator therefor Fixed Constructions 39 Expired
US5601133A Roll-up door Fixed Constructions 39 Expired
US6388412B1 Door operator control system and method Fixed Constructions 38 Expired
US8976006B2 Wall console diverse commands to barrier operators Emerging Cross-Sectional Technologies 35 Active
US5348437A Vehicle restraining apparatus Performing Operations; Transporting 34 Expired
US6422965B1 Door operator unit Fixed Constructions 34 Expired
US6065525A Rollup door assembly Emerging Cross-Sectional Technologies 34 Expired
US6158171A Swing door seal and retainer assembly having a seal with interior webs Performing Operations; Transporting 32 Expired
US8544523B2 Automatic barrier operator system Physics 32 Active
US7956718B2 Remote control and monitoring of barrier operators with radio frequency transceivers Physics 31 Active
US7686061B2 Winding assembly for door counterbalance system Fixed Constructions 30 Expired
US5784740A Dock leveler Performing Operations; Transporting 29 Expired
US5435104A Seal assembly for retractable door Performing Operations; Transporting 29 Expired
US4279050A Leg latch for in-pit dock levelers Performing Operations; Transporting 28 Expired
US7231953B2 Rollup door with direct connected drive motor unit Fixed Constructions 28 Expired

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