Granted Patent
Utility
US 4,622,649 · App. 06/512,811
Convolution processor
Inventor:
Ning Lu
Patented Case
View Patent ↗
Granted: Nov 11, 1986
Filed: Jul 11, 1983
Inventor
Ning Lu
Assignee (at issue)
International Telephone and Telegraph 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.