Granted Patent
Utility
US 5,853,083 · App. 08/702,034
Contact material for a vacuum circuit breaker and a method for manufacturing the same
Inventors:
Masayuki Furusawa, Hisaji Shinohara, Nobuyuki Odaka, Katsuhiko Taguchi, Yukio Osawa, Kazuro Shibata, Shoichi Ote
Patented Case
View Patent ↗
Granted: Dec 29, 1998
Filed: Aug 23, 1996
Inventors
Masayuki Furusawa
Hisaji Shinohara
Nobuyuki Odaka
Katsuhiko Taguchi
Yukio Osawa
Kazuro Shibata
Shoichi Ote
Assignee (at issue)
FUJI 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.