Granted Patent
Utility
US 6,804,861 · App. 10/309,013
Rotation shaft mechanism of display portion of portable computer
Inventor:
Hsiang-Ti Hsu
Patented Case
View Patent ↗
Granted: Oct 19, 2004
Filed: Dec 4, 2002
Inventor
Hsiang-Ti Hsu
Assignee (at issue)
Lite-On Technology 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.