Granted Patent
Utility
US 5,942,749 · App. 08/901,629
Photodetector having means for processing optical input signals
Inventors:
Hiroshi Takeuchi, Kouichi Shiraishi
Patented Case
View Patent ↗
Granted: Aug 24, 1999
Filed: Jul 28, 1997
Inventors
Hiroshi Takeuchi
Kouichi Shiraishi
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.