Inventor · Dorfen, DE

Birgit Michelsen

4Patents
3h-index
7Co-inventors
39Inventor score

Filing activity: Nov 21, 1997 → Sep 5, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US6143543A Enzyme system comprising ferulic acid esterase from Aspergillus Chemistry; Metallurgy 41 Expired
US6261598A Carotenoid formulations, comprising a mixture of B-carotens, lycopene and lutein Human Necessities 25 Expired
US6509029B2 Carotenoid formulations, comprising a mixture of &bgr;-carotene, lycopene and lutein Human Necessities 8 Expired
US7056525B2 Carotenoid formulations, comprising a mixture of β-carotene, lycopene and lutein Human Necessities 3 Expired

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