Inventor · Pontiac, MI, US

Jon D. Sparham

14Patents
8h-index
8Co-inventors
57Inventor score

Filing activity: Aug 1, 1989 → Mar 31, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US5769292A Adjustable clamp for use with a vehicle article carrier Emerging Cross-Sectional Technologies 78 Expired
USD321496S Crossbar support for an article carrier General 47 Expired
USD320971S Article carrier for a passenger vehicle General 33 Expired
US5657913A Ski rack having clamping mechanism Performing Operations; Transporting 27 Expired
US5375750A Article carrier for automotive vehicles Performing Operations; Transporting 15 Expired
USD359943S Luggage rack General 13 Expired
USD334007S Vehicle luggage carrier General 9 Expired
USD320181S Siderail for an article carrier General 8 Expired
USD334162S Vehicle luggage carrier General 8 Expired
US5474217A Article carrier for automotive vehicles Performing Operations; Transporting 8 Expired
USD320373S Combined insulator pad and trim for an article carrier General 7 Expired
USD396029S Support member for a vehicle article carrier General 7 Expired
USD394240S Pair of ski racks General 5 Expired
USD320182S Tie down member for an article carrier General 2 Expired

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