Granted Patent
Utility
US 6,636,208 · App. 09/914,434
LCD drive circuit
Inventors:
Hidetoshi Watanabe, Takeo Kamiya
Patented Case
View Patent ↗
Granted: Oct 21, 2003
Filed: Aug 27, 2001
Inventors
Hidetoshi Watanabe
Takeo Kamiya
Assignee (at issue)
KONINKLIJKE PHILIPS ELECTRONICS NV
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.