Inventor · Vancouver, WA, US

David W. Hagan

2Patents
2h-index
6Co-inventors
27Inventor score

Filing activity: Jun 11, 1987 → Jan 15, 1988

Most-cited inventions

PatentTitleAreaCited byStatus
US4805556A Reactor system and method for forming uniformly large-diameter polycrystalline rods by the pyrolysis of silane Chemistry; Metallurgy 32 Expired
US4826668A Process for the production of ultra high purity polycrystalline silicon Chemistry; Metallurgy 8 Expired

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