Granted Patent
Utility
US 5,590,218 · App. 08/481,108
Unsupervised neural network classification with back propagation
Inventor:
Leonard Ornstein
Patented Case
View Patent ↗
Granted: Dec 31, 1996
Filed: Jun 7, 1995
Inventor
Leonard Ornstein
Assignee (at issue)
Bayer Aktiengesellschaft
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.