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
Shin Ikeda, Mariko Miyahara, Toshihiko Yoshioka, Shiro Nankai: Biosensor and method for producing the same. Matsushita Electric Industrial, Panitch Schwarze Jacobs & Nadel P C, November 19, 1996: US05575895 (446 worldwide citation)

A biosensor for quantification of a specific component contained in various biological samples comprises an electrically insulating base plate, an electrode system including a working electrode and a counter electrode which are provided on the electrically insulating base plate, a reaction layer for ...


4
Toshihiko Yoshioka, Shin Ikeda, Shiro Nankai: Biosensor. Matsushita Electric Industrial, Renner Otto Biosselle & Sklar, July 29, 1997: US05651869 (324 worldwide citation)

The biosensor of this invention includes an electrically insulating substrate; an electrode system formed on the substrate which includes a working electrode and a counter electrode; and a reaction layer formed on the substrate or above the substrate with a space therebetween. The reaction layer inc ...


5
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 ...


6
Yuko Taniike, Shin Ikeda, Shiro Nankai: Biosensor. Matsushita Electric Industrial, McDermott Will & Emery, July 29, 2003: US06599407 (258 worldwide citation)

The present invention provides a biosensor having a favorable response characteristic up to a high concentration range, a low blank response and a high storage stability. This sensor comprises an electrode system including a working electrode and a counter electrode, for forming an electrochemical m ...


7
Shin Ikeda, Toshihiko Yoshioka, Shiro Nankai: Biosensor and method for quantitative measurement of a substrate using the same. Matsushita Electric Industrial, McDermott Will & Emery, May 25, 1999: US05906921 (251 worldwide citation)

A biosensor is disclosed for application to a method for quantitative measurement of a substrate comprising a first step of causing a substrate contained in a sample to react with an oxidoreductase specific to the substrate in the presence of an electron mediator in oxidized state, a second step of ...


8
Shin Ikeda, Toshihiko Yoshioka, Shiro Nankai: Biosensor. Matsushita Electric Industrial, Akin Gump Strauss Hauer & Feld L, April 3, 2001: US06212417 (217 worldwide citation)

A highly reliable biosensor is provided which is reduced in influences of any interfering substance or preexisting oxygen in a sample solution. The biosensor comprises an electrode system including a working electrode, a counter electrode and a third electrode also usable as an interfering substance ...


9
Takahiro Nakaminami, Motokazu Watanabe, Shin Ikeda, Shiro Nankai: Biosensor. Matsushita Electric Industrial, McDermott Will & Emery, May 25, 2004: US06740215 (211 worldwide citation)

A biosensor comprising an electrically insulating base plate, an electrode system containing a working electrode and a counter electrode disposed on the base plate, and a reagent system comprising at least an oxidoreductase, a hydrophilic polymer and an electron mediator, wherein the reagent system ...


10
Yoshiko Miyamoto, Shin Ikeda, Toshihiko Yoshioka, Shiro Nankai: Biosensor. Matsushita Electric Industrial, McDermott Will & Emery, July 10, 2001: US06258254 (190 worldwide citation)

A method using a biosensor is disclosed which facilitates high accuracy quantitation of a substrate by best eliminating adverse effects of red blood cell existing in blood together with the substrate. The biosensor comprises an electrode system including a working electrode and a counter electrode f ...