IK

Irmgard Kohler

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
Overall (All Time): #3,604,175 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6013314 Manufacture of a phosphor composition with hematite Michael Bredol, Jacqueline Merikhi, Dieter Wadow 2000-01-11