Granted Patent
Utility
US 5,742,268 · App. 08/554,356
Optical modulation device having bias reset means
Inventor:
Arihide Noda
Patented Case
View Patent ↗
Granted: Apr 21, 1998
Filed: Nov 6, 1995
Inventor
Arihide Noda
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.