Granted Patent
Utility
US 6,275,309 · App. 09/154,395
Lightweight mobile scanners
Inventors:
Darwin Hu, Alpha Hou, Dongtai Liu, Chengrong Lu
Patented Case
View Patent ↗
Granted: Aug 14, 2001
Filed: Sep 16, 1998
Inventors
Darwin Hu
Alpha Hou
Dongtai Liu
Chengrong Lu
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.