Granted Patent
Utility
US 6,800,825 · App. 10/627,340
Switch device
Inventors:
Makoto Sasaki, Kenji Sawada
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: Jul 25, 2003
Inventors
Makoto Sasaki
Kenji Sawada
Assignee (at issue)
ALPS ELECTRIC CO., LTD.
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.