Inventor · Helena, MT, US

William H. Birmingham

3Patents
2h-index
1Co-inventors
30Inventor score

Filing activity: Apr 12, 1985 → Aug 14, 1989

Most-cited inventions

PatentTitleAreaCited byStatus
US5006766A Window operator for manually or electrically motorized actuation of a mechanical window drive system Fixed Constructions 44 Expired
US4934438A Motorized window blind with manual overrride Fixed Constructions 28 Expired
US4653228A Window operating apparatus Emerging Cross-Sectional Technologies 2 Expired

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