Granted Patent
Utility
US 5,841,224 · App. 08/361,376
Second grid for an electron gun having apertures and rotary asymmetrical portions facing the first and third grids
Inventors:
Won Hyun Kim, Hee Won Yun, Sung Kil Kim, Hyun-Chul Kim, Sung Ho Cho, Sung Ki AHN
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Dec 22, 1994
Inventors
Won Hyun Kim
Hee Won Yun
Sung Kil Kim
Hyun-Chul Kim
Sung Ho Cho
Sung Ki AHN
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.