Granted Patent
Utility
US 6,011,887 · App. 09/068,064
Optical fiber cable
Inventors:
Koji Kamei, Shigeyoshi Yoshida
Patented Case
View Patent ↗
Granted: Jan 4, 2000
Filed: Apr 28, 1998
Inventors
Koji Kamei
Shigeyoshi Yoshida
Assignee (at issue)
TOKIN 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.