Granted Patent
Utility
US 6,791,678 · App. 10/202,560
System and method for obtaining spin and mechanical twist data during optical fiber draw
Inventors:
Haiying Huang, Zhi Zhou, Harry Garner
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Jul 23, 2002
Inventors
Haiying Huang
Zhi Zhou
Harry Garner
Assignee (at issue)
Fitel USA Corp.
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.