Granted Patent
Utility
US 5,488,240 · App. 08/172,899
Apparatus and method for rotating an optical element using a moving coil in a constant magnetic field
Inventors:
Louis Hlousek, K. C. Odencrantz, Richard Oswald, Donald W. Dahlin, Saied Motaei, Paul W. Siggins, Kenny Wong, Ronald A. Smith, Philip M. Scheinert
Patented Case
View Patent ↗
Granted: Jan 30, 1996
Filed: Dec 27, 1993
Inventors
Louis Hlousek
K. C. Odencrantz
Richard Oswald
Donald W. Dahlin
Saied Motaei
Paul W. Siggins
Kenny Wong
Ronald A. Smith
Philip M. Scheinert
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.