Granted Patent
Utility
US 6,771,408 · App. 10/324,576
Optical lens device of image scanner
Inventors:
Shi-Hua Huang, Po-Hua Fang
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Dec 19, 2002
Inventors
Shi-Hua Huang
Po-Hua Fang
Assignee (at issue)
Veutron 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.