Friederike Picht

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Duren, DE

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Patents Grantslast 30 patents

Information Patent Grant
Phosphor composition comprising an amide group-containing or uretha...
- Patent number 6,417,611
- Issue date Jul 9, 2002
- Koninlijke Philips Electronics, N.V.
- Friederike Picht
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Display screen comprising a metal oxide-containing phosphor composi...
- Patent number 6,290,874
- Issue date Sep 18, 2001
- U.S. Philips Corporation
- Friederike Picht
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Phosphor composition with a coating of colloidal SiO.sub.2 particle...
- Patent number 6,013,979
- Issue date Jan 11, 2000
- U.S. Philips Corporation
- Friederike Picht
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Phosphor composition comprising fine-grain and coarse-grain SiO.sub...
- Patent number 6,010,779
- Issue date Jan 4, 2000
- U.S. Philips Corporation
- Friederike Picht
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...