Granted Patent
Utility
US 6,479,837 · App. 09/743,169
Thin film transistor and liquid crystal display unit
Inventors:
Kazufumi Ogawa, Kazuyasu Adachi
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Jan 5, 2001
Inventors
Kazufumi Ogawa
Kazuyasu Adachi
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, 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.