Granted Patent
Utility
US 5,582,697 · App. 08/425,820
Biosensor, and a method and a device for quantifying a substrate in a sample liquid using the same
Inventors:
Shin Ikeda, Toshihiko Yoshioka, Shiro Nankai, Haruhiro Tsutsumi, Hideyuki Baba, Yoshinobu Tokuno, Syoji Miyazaki
Patented Case
View Patent ↗
Granted: Dec 10, 1996
Filed: Apr 20, 1995
Inventors
Shin Ikeda
Toshihiko Yoshioka
Shiro Nankai
Haruhiro Tsutsumi
Hideyuki Baba
Yoshinobu Tokuno
Syoji Miyazaki
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, 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.