Granted Patent
Utility
US 5,677,705 · App. 08/262,906
Drive method for driving a matrix-addressing display, a drive circuit therefor, and a matrix-addressing display device
Inventors:
Masato Shimura, Katsumi Kondo, Masaaki Kitajima, Hiroshi Kurihara, Tatsuhisa Fujii, Shigeyuki Nishitani
Patented Case
View Patent ↗
Granted: Oct 14, 1997
Filed: Jun 21, 1994
Inventors
Masato Shimura
Katsumi Kondo
Masaaki Kitajima
Hiroshi Kurihara
Tatsuhisa Fujii
Shigeyuki Nishitani
Assignee (at issue)
HITACHI, 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.