51
Terje Skotheim, Yoshiyuki Okamoto, Lo G Gorton, Hung Sui Lee, Paul Hale: Redox polymer modified electrode for the electrochemical regeneration of coenzyme. Moltech Corporation, Roland Plottel, November 23, 1993: US05264092 (103 worldwide citation)

The present invention relates to an electrochemical enzyme biosensor for use in liquid mixtures of components for detecting the presence of, or measuring the amount of, one or more selected components. The enzyme electrode of the present invention includes a redox polymer immobilized on an electrode ...


52
Takayuki Ito, Hideo Katayama: Apparatus for maintaining the activity of an enzyme electrode. Daikin, Beveridge DeGrandi Weilacher & Young, February 22, 1994: US05288387 (61 worldwide citation)

A concentration measuring apparatus includes an enzyme electrode which accelerates an oxidation reaction or a reduction reaction of a test substance in a liquid and outputs an electrical signal corresponding to a quantity of the test substance therefrom due to the reaction. The enzyme electrode is s ...


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Philippe Racine, Jean Claude Higelin, Roland Engelhardt, Wolfgang Mindt: Apparatus for measuring substrate concentrations. Hoffmann La Roche, Samuel L Welt, George M Gould, January 25, 1977: US04005002 (57 worldwide citation)

The concentration of substrates of enzyme reactions is measured by determining the current produced at a platinum or gold electrode by oxidizing an acceptor utilizing a measuring device comprising a measuring cell, an enzyme electrode in contact with the fluid sample and containing a platinum or gol ...


55
Skelly Peter: Multilayer enzyme electrode membrane and method of making same. Cambridge Life Sciences, May 24, 1989: GB2209836-A (44 worldwide citation)

A multilayer enzyme membrane for use in the polarographic detection of an enzyme substrate in a sample in the presence of a plurality of potentially interfering species. The membrane consists of a multilayer base (1a, 1b, 1c) supporting an immobilised enzyme-containing layer (2) and optionally cover ...


56
David Avnir, Michael Ottolenghi, Sergei Braun, Riyka Zusman: Doped sol-gel glasses for obtaining chemical interactions. YISSUM Research Development Company of the Hebrew University of Jerusalem, Lowe Price LeBlanc & Becker, March 8, 1994: US05292801 (43 worldwide citation)

A method is proposed of obtaining a chemical interaction between at least one reagent trapped in sol-gel glass by doping it with the reagent, and diffusible solutes or components in an adjacent liquid or gas phase. The reagents, the solutes or the components can be any organic or inorganic compounds ...


57
Haesik Yang, Youn Tae Kim: Enzyme electrode sensor and manufacturing method thereof. Electronics and Telecommunications Research Institute, Seed IP Law Group PLLC, July 2, 2002: US06413396 (42 worldwide citation)

An enzyme electrode sensor and a fabricating method thereof, and more particularly, an enzyme electrode sensor which is a biosensor using electrochemical measurement and a manufacturing method thereof. The sensor includes an electrode, a first nonconducting polymer layer formed by electropolymerizat ...


58
John William d Eveleigh, Robert K Kobos: Enzyme immobilization and bioaffinity separations with perfluorocarbon polymer-based supports. E I Du Pont de Nemours and Company, George A Frank, September 4, 1990: US04954444 (33 worldwide citation)

A bioaffinity separation method is provided along with a solid affinity support utilized in that method. Additionally, immobilized enzyme systems are provided for use as enzyme electrode systems. The support is based on an inert perfluorocarbon polymer carrier with ligands or binders attached to its ...


59
George G Guilbault, Glenn J Lubrano: Enzyme electrode. The United States of America represented by the Department of Health Education and Welfare, Holman & Stern, April 6, 1976: US03948745 (31 worldwide citation)

An electrode assembly for amperometric analysis of amperometrically inactive material including an enzyme for converting the inactive material to one which is amperometrically active. The enzyme is in chemically bound form to provide improved stability and is held in contact with the electrode by me ...


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Asakura Toshikage, Yamato Hitoshi, Ohwa Masaki, Khan Golan Faruque: Enzyme electrode. Japat, May 7, 1997: EP0771867-A2 (30 worldwide citation)

Disclosed is an enzyme electrode which comprises (a) an electroconductive support member (ESM) comprising a porous electroconductive layer, (b) an enzyme adsorbed or immobilized onto the surface of said porous layer in an catalytically effective amount, and (c) a protecting layer to prevent leaching ...