Granted Patent
Utility
US 5,455,783 · App. 08/003,619
Subsampling filter comprising two filters in succession
Inventor:
Akira Yukawa
Patented Case
View Patent ↗
Granted: Oct 3, 1995
Filed: Jan 13, 1993
Inventor
Akira Yukawa
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.