Granted Patent
Utility
US 6,426,744 · App. 09/152,068
Display driving apparatus having variable driving ability
Inventors:
Yoshiharu Hashimoto, Katsumi Abe, Keiichi Yamamoto
Patented Case
View Patent ↗
Granted: Jul 30, 2002
Filed: Sep 11, 1998
Inventors
Yoshiharu Hashimoto
Katsumi Abe
Keiichi Yamamoto
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.