Granted Patent
Utility
US 5,909,530 · App. 08/926,888
Method for manufacturing ferrule for use with optical fiber connector
Inventors:
Hajime Ohkubo, Yuuji Kakutani
Patented Case
View Patent ↗
Granted: Jun 1, 1999
Filed: Sep 10, 1997
Inventors
Hajime Ohkubo
Yuuji Kakutani
Assignees (at issue)
Seiko Seiki Kabushiki Kaisha
Nasutekku Precision Co. Ltd.
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.