Granted Patent
Utility
US 5,574,331 · App. 08/375,872
In-line electron gun for a color picture tube
Inventors:
Sung Gi An, Hyun-Chul Kim, Sung Ho Cho, Hee Sook Lee, Won Hyun Kim, Hee Won Yun
Patented Case
View Patent ↗
Granted: Nov 12, 1996
Filed: Jan 20, 1995
Inventors
Sung Gi An
Hyun-Chul Kim
Sung Ho Cho
Hee Sook Lee
Won Hyun Kim
Hee Won Yun
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.