Granted Patent
Utility
US 6,665,001 · App. 09/464,487
Multiplex and demultiplex controlling apparatus, multiplex and demultiplex controlling system, and method thereof
Inventor:
Masato Yoshikawa
Patented Case
View Patent ↗
Granted: Dec 16, 2003
Filed: Dec 15, 1999
Inventor
Masato Yoshikawa
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.