Granted Patent
Utility
US 6,459,506 · App. 09/705,522
Lightweight dual-mode mobile scanner powered from a universal serial bus port
Inventors:
Darwin Hu, Alpha Hou
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Nov 2, 2000
Inventors
Darwin Hu
Alpha Hou
Assignee (at issue)
Syscan, 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.