Granted Patent
Utility
US 5,877,955 · App. 08/558,015
Transducerless position determining system and method for the same
Inventor:
David A. Struyk
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: Nov 13, 1995
Inventor
David A. Struyk
Assignee (at issue)
WATERSTRIKE 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.