Granted Patent
Utility
US 6,072,878 · App. 08/936,636
Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics
Inventor:
James A. Moorer
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Sep 24, 1997
Inventor
James A. Moorer
Assignee (at issue)
Sonic Solutions LLC
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.