1
Marc J Madou, Takaaki Otagawa: Microelectrochemical sensor and sensor array. SRI International, Fliesler Dubb Meyer & Lovejoy, October 17, 1989: US04874500 (357 worldwide citation)

The invention relates to a microelectrochemical electrode structure comprising a monolithic substrate having a front surface and a back surface facing generally away from one another, a first well extending into the substrate from the surface towards the back surface and ending in a first well botto ...


2
Pepi Ross, Marc J Madou, Zoila Reyes, Joel F Jensen, Sharon W Wing, Virginia G Rimer: Electrochemical cncentration detector method. Neuman Williams Anderson & Olson, March 20, 1990: US04909908 (301 worldwide citation)

Electrochemical biosensor systems or apparatus, components thereof, and methods for quantitatively measuring or assaying concentrations of selective substrates or metabolites in aqueous media as a function of electrochemical response to hydrogen peroxide concentration, using immobilized enzyme elect ...


3
Pepi Ross, Marc J Madou, Zoila Reyes, Joel F Jensen, Sharon W Wing, Virginia G Rimer: Electrochemical concentration detector device. St Jude Medical, James T Williams, Donald A Peterson, January 3, 1989: US04795542 (151 worldwide citation)

Electrochemical biosensor systems or apparatus, components thereof, and methods for quantitatively measuring or assaying concentrations of selective substrates or metabolites in aqueous media as a function of electrochemical response to hydrogen peroxide concentration, using immobilized enzyme elect ...


4
Marc J Madou: Microfluidic devices and manufacture thereof. Microbionics, Corwin R Horton, September 14, 2004: US06790599 (141 worldwide citation)

Planar microfluidic devices are laminate structures having a matrix layer at an upper side laminated at an interface to a lower substrate layer. The structure has one or more cavities extending from the upper side to the interface. A membrane is laminated on the upper side of the structure thereby t ...


5
William F Crumly, Marc J Madou: Electrochemical microsensor package. KVAL, Corwin R Horton, February 1, 2005: US06849168 (140 worldwide citation)

An electrochemical microsensor package comprises a substrate matrix having a upper non-conductive layer and an adjacent lower non-conductive layer with a conductive trace or pad extending over an area therebetween. The conductive pad has integral therewith a projecting contact button that projects t ...


6
Takaaki Otagawa, Marc J Madou: Surface type microelectronic gas and vapor sensor. SRI International, Fliesler Dubb Meyer & Lovejoy, February 13, 1990: US04900405 (124 worldwide citation)

The present invention is concerned with electrode structures and microsensors having fast response times and high sensitivity and to methods using such structures and/or microsensors. This is accomplished in any one of several ways. In one, the sensing and counter electrodes are positioned close eno ...


7
Marc J Madou, Michael J Tierney: Micro-electrochemical valves and method. Teknekron Corporation, Schneck & McHugh, November 29, 1994: US05368704 (95 worldwide citation)

A micromachined valve and valve array having one or more pores which are electrochemically opened and closed by dissolving and redepositing a barrier layer across a tiny opening or pore in substrate. The pore is spanned by two electrodes which apply a voltage to an electrolytic barrier layer materia ...


8
Jose P Joseph, Marc J Madou: Multi-analyte sensing electrolytic cell. Commtech International Management Corporation, Fliesler Dubb Meyer & Lovejoy, February 2, 1993: US05183549 (74 worldwide citation)

An electrolytic sensor is set forth for measuring the amounts of an ionic and of a vaporous species in a liquid. The system has an electrode sensitive to an ionic species and another electrode sensitive to a vaporous species. A unitary membrane covers the electrodes and the requisite electrolyte wit ...


9
Christopher E Holland, Eugene R Westerberg, Marc J Madou, Takaaki Otagawa: Etching method for producing an electrochemical cell in a crystalline substrate. SRI International, Fliesler Dubb Meyer & Lovejoy, August 23, 1988: US04765864 (65 worldwide citation)

A method is set forth of constructing an electrochemical cell from a crystalline slab having front and back sides facing generally away from one another. Masking layers are provided covering the front and back sides of the slab and a back resist layer is provided covering the front masking layer, th ...


10
Takaaki Otagawa, Marc J Madou: Permanently doped polyaniline and method thereof. Osaka Gas Company, Phillips Moore Lempio & Finley, March 26, 1991: US05002700 (63 worldwide citation)

The present invention relates to an electrically conducting polymer, the water-insoluble polymer having essentially permanent self-doping properties, and the polymer comprises:



Click the thumbnails below to visualize the patent trend.