Granted Patent
Utility
US 5,835,999 · App. 08/660,624
Low power regenerative feedback device and method
Inventors:
John Grosspietsch, Lindo St. Angel
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Jun 6, 1996
Inventors
John Grosspietsch
Lindo St. Angel
Assignee (at issue)
Motorola, 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.