Granted Patent
Utility
US 6,477,472 · App. 09/974,379
Analyzing signals generated by rotating machines using an order mask to select desired order components of the signals
Inventors:
Shie Qian, Hui Shao, Wei Jin
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Oct 9, 2001
Inventors
Shie Qian
Hui Shao
Wei Jin
Assignee (at issue)
National Instruments Corporation
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.