Granted Patent
Utility
US 6,421,153 · App. 09/346,480
Device and method for determining PMD independent of SOP
Inventors:
David G. Way, T. J. Xia
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Jul 1, 1999
Inventors
David G. Way
T. J. Xia
Assignee (at issue)
Worlds.com, 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.