Inventor · Portland, OR, US

John L. Johnsen

1Patents
1h-index
3Co-inventors
25Inventor score

Filing activity: Oct 15, 1985 → Oct 15, 1985

Most-cited inventions

PatentTitleAreaCited byStatus
US4708282A Welding alloy and method of making and using the same Performing Operations; Transporting 5 Expired

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