Granted Patent
Utility
US 5,333,199 · App. 07/904,515
Digital signal processor for simultaneously processing left and right signals
Inventor:
Kiyoshi Kuwasaki
Patented Case
View Patent ↗
Granted: Jul 26, 1994
Filed: Jun 25, 1992
Inventor
Kiyoshi Kuwasaki
Assignee (at issue)
NEC CORPORATION
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.