Granted Patent
Utility
US 6,571,617 · App. 09/765,093
Method and apparatus using directional antenna or learning modes for tire inflation pressure monitoring and location determination
Inventors:
Jan Van Niekerk, Roger D. St. Amand, Joseph A. Uradnik, Paul N. Katz
Patented Case
View Patent ↗
Granted: Jun 3, 2003
Filed: Jan 17, 2001
Inventors
Jan Van Niekerk
Roger D. St. Amand
Joseph A. Uradnik
Paul N. Katz
Assignee (at issue)
Microchip Technology Incorporated
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.