JV

Johny W. Van Der Velden

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
📍 Heerlen, NL: #70 of 168 inventorsTop 45%
Overall (All Time): #3,928,030 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4831249 X-ray intensifier tube comprising a separating layer between the luminescent layer and the photocathode Willem H. Diemer 1989-05-16