Inventor · Redwood Valley, CA, US

David L. Peterman

8Patents
6h-index
9Co-inventors
56Inventor score

Filing activity: Jul 2, 1990 → Jan 31, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5001430A Apparatus for locating concealed electrical conductors Physics 83 Expired
US6140819A Continuous-depth-indicating underground pipe and cable locator Physics 72 Expired
US5686828A Method for locating the joints and fracture points of underground jointed metallic pipes and cast-iron-gas-main-pipeline joint locator system Physics 44 Expired
US8105209B2 Process and apparatus for exercising an operator Emerging Cross-Sectional Technologies 36 Active
US7794359B1 Process and apparatus for exercising an operator Emerging Cross-Sectional Technologies 16 Active
US8747282B2 Process and apparatus for exercising an operator Emerging Cross-Sectional Technologies 15 Active
US7975866B2 Stackable container systems Human Necessities 6 Active
US7780029B2 Stackable container systems Human Necessities 3 Active

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