Granted Patent
Utility
US 5,821,137 · App. 08/441,395
Thin film semiconductor device including a driver and a matrix circuit
Inventors:
Haruo Wakai, Shinichi Shimomaki, Tatuya Miyakawa
Patented Case
View Patent ↗
Granted: Oct 13, 1998
Filed: May 15, 1995
Inventors
Haruo Wakai
Shinichi Shimomaki
Tatuya Miyakawa
Assignee (at issue)
CASIO COMPUTER 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.