Granted Patent
Utility
US 6,347,152 · App. 09/693,981
Multiresolutional critical point filter and image matching using the invention
Inventors:
Yoshihisa Shinagawa, Tosiyasu Kunii
Patented Case
View Patent ↗
Granted: Feb 12, 2002
Filed: Oct 23, 2000
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.