Granted Patent
Utility
US 5,962,878 · App. 09/154,169
Surge protection device and method of fabricating the same
Inventor:
Toru Takizawa
Patented Case
View Patent ↗
Granted: Oct 5, 1999
Filed: Sep 16, 1998
Inventor
Toru Takizawa
Assignee (at issue)
CITIZEN WATCH 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.