Granted Patent
Utility
US 6,301,043 · App. 09/214,354
Endoscope with at least one reversal system with a non-homogeneous refraction index
Inventor:
Fang Lei
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Dec 31, 1998
Inventor
Fang Lei
Assignee (at issue)
Karl Storz GmbH & Co. KG
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.