Granted Patent
Utility
US 6,304,181 · App. 09/419,909
Antitheft system and monitoring system
Inventor:
Shinji Matsudaira
Patented Case
View Patent ↗
Granted: Oct 16, 2001
Filed: Oct 18, 1999
Inventor
Shinji Matsudaira
Assignee (at issue)
SANYO Electronics 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.