Granted Patent
Utility
US 5,347,146 · App. 07/998,533
Polysilicon thin film transistor of a liquid crystal display
Inventor:
Hoe Sup Soh
Patented Case
View Patent ↗
Granted: Sep 13, 1994
Filed: Dec 30, 1992
Inventor
Hoe Sup Soh
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.