Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › 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

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

US Patent 4814105 · Granted Mar 21, 1989

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Light-emitting device and photo-therapy device comprising a light-emitting devic2022
Phototherapy method and device2021
Light-emitting device and photo-therapy device comprising a light-emitting devic2019
Phototherapy patch with increased thermal insulation2018
Phototherapy method and device2017
Appearance-modifying device, and method for operating such a device2014
Appearance-modifying device, method for manufacturing such a device, and applian2014
Appearance-modifying device, and method for manufacturing such a device2014
Image display apparatus, and disguising device2012
Display panel comprising a light guide plate2008
Plasma display panel2003
Plasma picture screen with terbium(III)-activated phosphor2002