TP

Theo J. A. Popma

U.S. Philips: 1 patents #205 of 1,030Top 20%
Overall (1989): #50,152 of 140,708Top 40%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4820926 Radiation conversion screen Jacob Den Boer 1989-04-11