Fay, Sharpe, Beall, Fagan, Minnich & McKee
Phosphor and cathode-ray tube using the same
 Disclosed are terbium-activated oxide phosphors having incorporated, at least one of ytterbium, thulium, samarium and europium. Incorporation of the element (s) has made it possible to produce phosphors exhibiting high brightness and suffering little brightness deterioration under high-density electron bombardment. 
Kasei Optonix Ltd. Hitachi Ltd.
C C H
C09K C09K H01J
inventional inventional inventional
Hajime Yoshihiro Teruki Yasuhiko Shigeo Hiromichi Yasukazu Susumu Hidetsugu Takashi Tsutomu
Yamamoto Koseki Suzuki Uehara Fujino Yamada Morita Omatoi Matsukiyo Hase Yamada