Granted Patent
Utility
US 6,120,441 · App. 09/051,545
Method and device for quantitative analysis of sleep disturbances
Inventor:
Peter Griebel
Patented Case
View Patent ↗
Granted: Sep 19, 2000
Filed: Jul 2, 1998
Inventor
Peter Griebel
Assignee (at issue)
MAP Medizintechnik fur Arzt und Patient GmbH & Co. KG
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.