PH

Petra Huppertz

Philips: 1 patents #464 of 1,779Top 30%
📍 Roetgen, DE: #1 of 5 inventorsTop 20%
Overall (2004): #139,127 of 270,089Top 55%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6744204 Gas discharge lamp Wilhelm A. Groen, Knuth Albertsen, Bernd Rausenberger 2004-06-01