Inventor · El Cajon, CA, US

Michael Barnhill

5Patents
3h-index
8Co-inventors
50Inventor score

Filing activity: Apr 1, 1999 → May 11, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7469972B2 Wear resistant tool Fixed Constructions 60 Active
US6295767A Security housing for vending machines and the like Physics 14 Expired
USD437420S Vending kiosk General 4 Expired
US7950746B2 Attack tool for degrading materials Fixed Constructions 3 Active
US12405195B2 Mechanical movement and pressure for a thermal conductivity meter Physics 0 Active

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