Granted Patent
Utility
US 6,184,752 · App. 09/413,393
Amplifier device with digitally controllable gain and optical disc read apparatus incorporating such a device
Inventor:
Pierre Dautriche
Patented Case
View Patent ↗
Granted: Feb 6, 2001
Filed: Oct 6, 1999
Inventor
Pierre Dautriche
Assignee (at issue)
Thomson Multimedia
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.