Granted Patent
Utility
US 6,243,351 · App. 09/336,989
Automatic balancing device of optic disc drive
Inventor:
Chien-Yi Huang
Patented Case
View Patent ↗
Granted: Jun 5, 2001
Filed: Jun 21, 1999
Inventor
Chien-Yi Huang
Assignee (at issue)
BEHAVIOR TECH COMPUTER CORP.
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.