Inventor · Richfield, MN, US

John H. Long

4Patents
4h-index
6Co-inventors
47Inventor score

Filing activity: Aug 1, 1977 → Sep 24, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US6437963B1 Method and apparatus for controlling power supplied to an electrostatic device Performing Operations; Transporting 19 Expired
US5588140A Transparent extension of peripheral from host Physics 14 Expired
US4547810A Portable facsimile transmitter Electricity 10 Expired
US4138838A Locking mechanism for rake basket crank Emerging Cross-Sectional Technologies 5 Expired

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