Inventor · Havelsee, DE

Herbert Armbrust

3Patents
2h-index
7Co-inventors
33Inventor score

Filing activity: May 9, 1977 → Mar 23, 1983

Most-cited inventions

PatentTitleAreaCited byStatus
US4151182A Production of anthraquinone Chemistry; Metallurgy 4 Expired
US4521216A Disazo dyes Emerging Cross-Sectional Technologies 3 Expired
US4172090A Preparation of .alpha.-cyanocinnamaldehydes Chemistry; Metallurgy 0 Expired

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