1
Shin Ikeda, Toshihiko Yoshioka, Shiro Nankai, Haruhiro Tsutsumi, Hideyuki Baba, Yoshinobu Tokuno, Syoji Miyazaki: Biosensor, and a method and a device for quantifying a substrate in a sample liquid using the same. Matsushita Electric Industrial, Renner Otto Boisselle & Sklar, December 10, 1996: US05582697 (652 worldwide citation)

The biosensor of this invention can quantify a substrate in a sample liquid by electrochemically measuring the amount of an electron acceptor that has been reduced by electrons generated in a reaction between the substrate and an oxidoreductase. The biosensor has an electrically insulating substrate ...


2
Shin Ikeda, Toshihiko Yoshioka, Shiro Nankai, Haruhiro Tsutsumi, Hideyuki Baba, Yoshinobu Tokuno, Syoji Miyazaki: Biosensor, and a method and a device for quantifying a substrate in a sample liquid using the same. Matsushita Electric Industrial, Renner Otto Boisselle & Sklar, July 22, 1997: US05650062 (447 worldwide citation)

The biosensor of this invention can quantify a substrate in a sample liquid by electrochemically measuring the amount of an electron acceptor that has been reduced by electrons generated in a reaction between the substrate and an oxidoreductase. The biosensor has an electrically insulating substrate ...


3
Masaki Fujiwara, Yoshinobu Tokuno, Shoji Miyazaki: Biosensor. Matsushita Electric Industrial, Ratnia & Prestia, December 21, 1999: US06004441 (335 worldwide citation)

A biosensor is fabricated by forming a metal film over the surface of a substrate through evaporation, sputtering or by gluing a metal foil, then splitting the metal film into three regions, and forming a reagent layer on an area of measuring electrode and two counter-electrodes for placing a liquid ...


4
Shin Ikeda, Toshihiko Yoshioka, Shiro Nankai, Haruhiro Tsutsumi, Hideyuki Baba, Yoshinobu Tokuno: Method for quantifying specific compound. Matsushita Electric Industrial, McDermott Will & Emery, October 15, 1996: US05565085 (291 worldwide citation)

A biosensor for quantifying a specific compound has a reaction layer containing at least an enzyme, and an electrode system having a working electrode and a counter electrode formed on an insulating base plate; the biosensor detects the specific compound contained in a sample on the basis of an elec ...


5
Toshihiko Yoshioka, Mariko Kawaguri, Shiro Nankai, Haruhiro Tsutsumi, Hideyuki Baba, Yoshinobu Tokuno, Shoji Miyazaki: Biosensor. Matsushita Electric Industrial, Wenderoth Lind & Ponack, April 30, 1996: US05512159 (276 worldwide citation)

A biosensor of the present invention is provided with an insulating base plate, an electrode system mainly consisting of a working electrode and a counter electrode formed on the insulating base plate, and a reaction layer on the electrode system. The counter electrode is partially a circular arc. A ...


6
Shoji Kawanaka, Yoshinobu Tokuno, Kohei Ishida: Test strip for a concentration measuring apparatus biosensor system. Kyoto Daiichi Kagaku, Matsushita Electric Industrial, Birch Stewart Kolasch & Birch, December 7, 2004: US06827829 (230 worldwide citation)

The present invention is to provide a concentration measuring apparatus, a test strip for the concentration measuring apparatus, a biosensor system and a method for forming terminals of the test strip, whereby a component to be measured can be measured by the test strip fit to the target component t ...


7
Masaki Fujiwara, Yoshinobu Tokuno, Shoji Miyazaki: Biosensor. Matsushita Electric Industrial, Ratner & Prestia, October 30, 2001: US06309526 (220 worldwide citation)

A biosensor is fabricated by forming a metal film over the surface of a substrate through evaporation, sputtering or by gluing a metal foil, then splitting the metal film into three regions, and forming a reagent layer on an area of measuring electrode and two counter-electrodes for placing a liquid ...


8
Shoji Kawanaka, Yoshinobu Tokuno, Kohei Ishida: Concentration measuring apparatus, test strip for the concentration measuring apparatus, biosensor system and method for forming terminal on the test strip. Kyoto Daiichi Kagaku, Matsushita Electric Industrial, Birch Stewart Kolasch & Birch, July 29, 2003: US06599406 (164 worldwide citation)

The present invention is to provide a concentration measuring apparatus, a test strip for the concentration measuring apparatus, a biosensor system and a method for forming terminals of the test strip, whereby a component to be measured can be measured by the test strip fit to the target component t ...


9
Shoji Miyazaki, Hiroyuki Tokunaga, Masaki Fujiwara, Eriko Yamanishi, Yoshinobu Tokuno: Biosensor, method of forming thin-film electrode, and method and apparatus for quantitative determination. Matsushita Electric Industrial, Amster Rothstein & Ebenstein, April 5, 2005: US06875327 (155 worldwide citation)

The invention provides a biosensor comprising a support; a conductive layer composed of a electrical conductive material such as a noble metal, for example gold or palladium, and carbon; slits parallel to and perpendicular to the side of the support; working, counter, and detecting electrodes; a spa ...


10
Shoji Miyazaki, Hiroyuki Tokunaga, Yoshinobu Tokuno, Kazuhiro Matsumoto, Yasuhiko Sawada: Biosensor, measuring instrument for biosensor, and method of quantifying substrate. Matsushita Electric Industrial, Amster Rothstein and Ebenstein, June 19, 2007: US07232510 (143 worldwide citation)

A biosensor, a measuring instrument for biosensor, and a method of quantifying a substrate contained in specimen liquid to reduce a measurement error by the biosensor; a biosensor, comprising at least a pair of electrodes formed on an insulation substrate; a measuring instrument, comprising a suppor ...