Granted Patent
Utility
US 5,900,692 · App. 08/668,777
Indirect cathode sleeve
Inventors:
Gil-Young Jung, Kyeong Sang Lee, Gong S. Park, Byeong Doo Ko, Hun Gun Park
Patented Case
View Patent ↗
Granted: May 4, 1999
Filed: Jun 24, 1996
Inventors
Gil-Young Jung
Kyeong Sang Lee
Gong S. Park
Byeong Doo Ko
Hun Gun Park
Assignee (at issue)
Goldstar Co., Ltd.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.