Granted Patent
Utility
US 5,254,893 · App. 07/828,228
Shaft support assembly for use in a polygon mirror drive motor
Inventor:
Russell D. Ide
Patented Case
View Patent ↗
Granted: Oct 19, 1993
Filed: Jan 30, 1992
Inventor
Russell D. Ide
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.