Granted Patent
Utility
US 5,455,855 · App. 08/195,083
System for connecting public network subscriber and private network subscriber
Inventor:
Makoto Hokari
Patented Case
View Patent ↗
Granted: Oct 3, 1995
Filed: Feb 14, 1994
Inventor
Makoto Hokari
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.