Granted Patent
Utility
US 6,514,804 · App. 09/574,407
Thin-film transistor and fabrication method thereof
Inventor:
Hirotaka Yamaguchi
Patented Case
View Patent ↗
Granted: Feb 4, 2003
Filed: May 18, 2000
Inventor
Hirotaka Yamaguchi
Assignee (at issue)
NEC CORPORATION
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.