Inventor · Yankton, SD, US

David Christensen

5Patents
1h-index
14Co-inventors
48Inventor score

Filing activity: Aug 29, 1979 → Apr 22, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US4274289A Transducer positioning system for ultrasonic tire testing apparatus Physics 19 Expired
USD1045939S1 Handling apparatus General 1 Active
US9102046B2 Hand tool impacting device with floating pin mechanism Performing Operations; Transporting 1 Active
US9981364B2 Hand tool impacting device with floating pin mechanism Performing Operations; Transporting 0 Active
USD1057774S1 Handling apparatus General 0 Active

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