Inventor · Chino, CA, US

David Duvan

8Patents
8h-index
13Co-inventors
62Inventor score

Filing activity: Apr 15, 2002 → May 27, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US7182147B2 Tool apparatus, system and method of use Performing Operations; Transporting 96 Expired
US8171828B2 Electromechanical wrench Performing Operations; Transporting 79 Active
US8281871B2 Tool apparatus system and method of use Performing Operations; Transporting 71 Active
US6968759B2 Electronic torque wrench Emerging Cross-Sectional Technologies 60 Expired
US7107884B2 Ergonomic electronic torque wrench Performing Operations; Transporting 28 Expired
USD530166S1 Electronic torque wrench General 14 Expired
USD497294S1 Electronic torque wrench General 13 Expired
US7954557B2 Tool apparatus system and method of use Performing Operations; Transporting 9 Active

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