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 Shigeo Susumu Tsutomu Teruki Yasukazu Takashi Hidetsugu Yasuhiko Hiromichi
Yamamoto Koseki Fujino Omatoi Yamada Suzuki Morita Hase Matsukiyo Uehara Yamada