Granted Patent
Utility
US 5,731,998 · App. 08/674,052
Method and apparatus for comparing a sample with a reference using a spider diagram
Inventors:
Christian Lotito, Mathieu Antoine, Guillermo Mayobre
Patented Case
View Patent ↗
Granted: Mar 24, 1998
Filed: Jul 1, 1996
Inventors
Christian Lotito
Mathieu Antoine
Guillermo Mayobre
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.