Granted Patent
Utility
US 4,350,867 · App. 06/147,670
Fusion splicing of multi-layer optical fiber bundles
Inventors:
Kyoichi Kinoshita, Morio Kobayashi
Patented Case
View Patent ↗
Granted: Sep 21, 1982
Filed: May 7, 1980
Inventors
Kyoichi Kinoshita
Morio Kobayashi
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.