Granted Patent
Utility
US 6,486,496 · App. 09/994,322
Polysilicon thin film transistor structure
Inventors:
Ting-Chang Chang, Hsiao-Wen Zan, Po-Sheng Shih
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Nov 26, 2001
Inventors
Ting-Chang Chang
Hsiao-Wen Zan
Po-Sheng Shih
Assignee (at issue)
WINBOND ELECTRONICS CORP.
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.