Granted Patent
Utility
US 6,710,887 · App. 10/388,026
Testing device and method for establishing the position of a notch or bump on a disk
Inventor:
Thomas Krause
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Mar 13, 2003
Inventor
Thomas Krause
Assignee (at issue)
Infineon Technologies AG
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.