Granted Patent
Utility
US 6,636,469 · App. 10/059,690
Method for adjusting the rotation speed of a disk to reduce errors caused by disk unbalance
Inventor:
Yuichiro Tomishima
Patented Case
View Patent ↗
Granted: Oct 21, 2003
Filed: Mar 27, 2002
Inventor
Yuichiro Tomishima
Assignee (at issue)
SAMSUNG DISPLAY CO., LTD.
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.