RP

ROBERT JACOB PET

U.S. Philips: 1 patents #205 of 1,030Top 20%
📍 Waalre, NL: #2 of 7 inventorsTop 30%
Overall (1989): #61,689 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4795588 Method of preparing a luminescent Eu.sup.2 + activated strontium aluminate Martin M. C. I. van den Nieuwenhof, Josephus P. H. M. Duisters 1989-01-03