Inventor · London, ON, CA

James C. Alexander

95Patents
27h-index
32Co-inventors
88Inventor score

Filing activity: Mar 17, 1975 → Dec 8, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6781516B2 Master control panel for loading dock equipment Emerging Cross-Sectional Technologies 72 Expired
US6975226B2 Master control panel for loading dock equipment Performing Operations; Transporting 70 Expired
US7274300B2 Zone specific remote master control panel for loading dock equipment Performing Operations; Transporting 69 Expired
US5831540A Control system for loading docks Physics 67 Expired
US5396676A Vertically storing dock leveler Performing Operations; Transporting 60 Expired
US6082952A Automatic wheel chock system Performing Operations; Transporting 57 Expired
US5459963A Safety gate for loading docks Fixed Constructions 56 Expired
US5460460A Scissors lift dock leveler Performing Operations; Transporting 52 Expired
US4988254A Vehicle restraint Performing Operations; Transporting 49 Expired
US5026242A Automatic vehicle restraint Performing Operations; Transporting 48 Expired
US5088143A Dock leveler lip actuation mechanism Performing Operations; Transporting 46 Expired
US6125491A Counterbalance for mechanical dock leveler Performing Operations; Transporting 46 Expired
US5709518A Automatic wheel chock system Performing Operations; Transporting 45 Expired
US5586355A Safety device for a vertically stored dock leveler Performing Operations; Transporting 41 Expired
US5832554A Dock leveler with cam assisted lip extension Performing Operations; Transporting 40 Expired
US5934857A Automatic wheel chock system Performing Operations; Transporting 40 Expired
US7256703B2 Zone specific remote control panel for loading dock equipment Performing Operations; Transporting 39 Expired
US5743697A Automatic wheel chock Performing Operations; Transporting 39 Expired
US7165486B2 Apparatus and method for hydraulically controlling a vehicle restraint Performing Operations; Transporting 38 Expired
US5001799A Seal carried by a vertically storing dock leveler Performing Operations; Transporting 36 Expired
US5071306A Vehicle restraint Performing Operations; Transporting 34 Expired
US5120181A Vehicle restraint Performing Operations; Transporting 33 Expired
US5313681A Vertically storing dock leveler Performing Operations; Transporting 31 Expired
US5096359A Vehicle restraint actuator Performing Operations; Transporting 29 Expired
US6006389A Loading dock with adjustable bumpers Performing Operations; Transporting 27 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.