Inventor · Canton, MI, US

Karl Allen

2Patents
2h-index
3Co-inventors
30Inventor score

Filing activity: Aug 4, 1980 → Apr 9, 1984

Most-cited inventions

PatentTitleAreaCited byStatus
US4497494A Pressure activated seal ring Mechanical Engineering; Lighting; Heating 13 Expired
US4342543A Oil level control Mechanical Engineering; Lighting; Heating 5 Expired

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