FP

Friederike Picht

U.S. Philips: 3 patents #1,741 of 8,851Top 20%
Philips: 1 patents #3,761 of 7,731Top 50%
📍 Düren, DE: #21 of 113 inventorsTop 20%
Overall (All Time): #1,273,191 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6417611 Phosphor composition comprising an amide group-containing or urethane group-containing organic binder Wolfram Czarnojan, Claus Feldmann, Hans-Otto Jungk, Jacqueline Merikhi, Roel Van De Belt +2 more 2002-07-09
6290874 Display screen comprising a metal oxide-containing phosphor composition Wolfram Czarnojan, Hans-Otto Jungk, Gerard H. J. Van Iersel, Miguel Boutelje, Pierre Cobben +1 more 2001-09-18
6013979 Phosphor composition with a coating of colloidal SiO.sub.2 particles and an oxygen compound of magnesium, calcium, barium, zinc, or aluminum Michael Bredol, Joachim Opitz, Frans Vollebregt 2000-01-11
6010779 Phosphor composition comprising fine-grain and coarse-grain SiO.sub.2 particles Jacqueline Merikhi, Joachim Opitz, Hans-Otto Jungk, Jan W. G. de Bakker, Miguel Boutelje +2 more 2000-01-04