Inventor · Greenwood, MN, US

David M. Barry

20Patents
7h-index
33Co-inventors
69Inventor score

Filing activity: Jul 14, 1993 → Mar 26, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US8621787B2 Prefabricated building modules for multi-unit housing Fixed Constructions 34 Active
US5435679A Piercing grommet having detachable tool for installation Emerging Cross-Sectional Technologies 23 Expired
US9736992B1 Floral support device for a tombstone Mechanical Engineering; Lighting; Heating 17 Active
US6538400B2 Control system for an electric motor Electricity 15 Expired
US5553368A Piercing grommet having detachable tool for installation Emerging Cross-Sectional Technologies 9 Expired
US6471140B2 Rail anchoring spike Fixed Constructions 7 Expired
US6614200B2 AC motors for driving vehicle closures Fixed Constructions 7 Expired
US6808120B2 Rail anchoring spike Fixed Constructions 7 Expired
US11299220B2 Track assembly for a towed vehicle Performing Operations; Transporting 4 Active
US9512573B2 Bridge tie fastener system Emerging Cross-Sectional Technologies 3 Active
US6831849B2 Conversion of single phase to multiple phase alternating current Electricity 3 Expired
US11814118B2 Suspended undercarriage assembly for a track system Performing Operations; Transporting 2 Active
US6538408B2 Controls to incorporate three-phase motors into vehicles Electricity 2 Expired
US7849580B2 Articles and methods for installing hook bolts Emerging Cross-Sectional Technologies 1 Active
US12006638B2 Rail anchoring spike Fixed Constructions 1 Active
US12269543B2 Suspended undercarriage assembly for a track system Performing Operations; Transporting 0 Active
US9605385B2 Rail anchor Emerging Cross-Sectional Technologies 0 Active
US12258717B2 Rail anchoring spike Fixed Constructions 0 Active
US12403965B2 Multi-member frame assembly for a track system Performing Operations; Transporting 0 Active
US9255362B2 Rail anchor Emerging Cross-Sectional Technologies 0 Active

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