Granted Patent
Utility
US 6,775,397 · App. 09/512,489
Method and apparatus for user recognition using CCD cameras
Inventor:
Jani Hamalainen
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Feb 24, 2000
Inventor
Jani Hamalainen
Assignee (at issue)
Nokia
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.