WD

Wilhelmus P. M. Den Dekker

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
Overall (All Time): #3,709,058 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5598101 Circuit arrangement having a wear indicator to indicate end of service life 1997-01-28