GS

Gijsbertus A. C. M. Spierings

U.S. Philips: 1 patents #205 of 1,030Top 20%
Overall (1989): #110,543 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4814105 Method of preparing a luminescent quartz glass activated by bivalent europium, luminescent quartz glass obtained by such a method and luminescent screen provided with such a luminescent quartz glass Gerrit Oversluizen, Emmanuel Papanikolau 1989-03-21