Granted Patent
Utility
US 6,255,993 · App. 09/349,615
Right and left hand circularly polarized RFID backscatter antenna
Inventors:
Roy Greeff, David K. Ovard, Dirgha Khatri
Patented Case
View Patent ↗
Granted: Jul 3, 2001
Filed: Jul 8, 1999
Inventors
Roy Greeff
David K. Ovard
Dirgha Khatri
Assignee (at issue)
Micron Technology, Inc.
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.