Granted Patent
Utility
US 4,127,744 · App. 05/815,750
Mobile radio communication system
Inventors:
Noriaki Yoshikawa, Masayuki Sakamoto
Patented Case
View Patent ↗
Granted: Nov 28, 1978
Filed: Jul 14, 1977
Inventors
Noriaki Yoshikawa
Masayuki Sakamoto
Assignee (at issue)
Nippon Telegraph and Telephone Public 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.