Granted Patent
Utility
US 6,575,600 · App. 09/746,575
Optic reflection device
Inventors:
Yin-Chun Huang, Chih-Wen Huang
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Dec 22, 2000
Inventors
Yin-Chun Huang
Chih-Wen Huang
Assignee (at issue)
Umax Data Systems, Inc.
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.