Granted Patent
Utility
US 6,018,592 · App. 08/848,099
Multiresolutional critical point filter and image matching using the same
Inventors:
Yoshihisa Shinagawa, Tosiyasu Kunii
Patented Case
View Patent ↗
Granted: Jan 25, 2000
Filed: Apr 28, 1997
Inventors
Yoshihisa Shinagawa
Tosiyasu Kunii
Assignee (at issue)
MONOLITH INC.
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.