ER

Engelbertus Rongen

U.S. Philips: 1 patents #205 of 1,030Top 20%
📍 Heerlen, NL: #1 of 9 inventorsTop 15%
Overall (1989): #116,874 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4874987 Modular X-ray image intensifier tube Bart van der Eijk, Johannes Van De Wiel, Christiaan J. G. H. Wulms 1989-10-17