1
Marc J Madou, Takaaki Otagawa: Microelectrochemical sensor and sensor array. SRI International, Fliesler Dubb Meyer & Lovejoy, October 17, 1989: US04874500 (362 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
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 ...


3
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 ...


4
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:


5
Takaaki Otagawa, Marc J Madou, Leonor A Wachsman: Photolithographic and electron beam lithographic fabrication of micron and submicron three-dimensional arrays of electronically conductive polymers. Osaka Gas Company, Phillips Moore Lempio & Finley, April 4, 1995: US05403680 (55 worldwide citation)

The present invention relates to a method to produce a thin film three dimensional microelectrode of an electrically conductive polymer having an organized array of identical microprotrusions, which method comprises:


6
Takaaki Otagawa, Arvind N Jina, Marc J Madou: Three-dimensional microstructure as a substrate for a battery electrode. Osaka Gas Company, Phillips Moore Lempio & Finley, March 15, 1994: US05294504 (55 worldwide citation)

The present invention concerns a three dimensional conductive organic polymer covered micro structure having improved current carrying capacity as compared to a substantially smooth surface. More specifically, it relates to a three-dimensional poly(aniline) or poly(pyrrole)-substrate micro structure ...


7
Marc J Madou, Takaaki Otagawa, Arden Sher: Solid compositions for fuel cells, sensors and catalysts. SRI International, Phillips Moore Lempio & Finley, July 25, 1989: US04851303 (47 worldwide citation)

The present invention relates to solid materials for use as electrolyte for a fuel cell, or for a sensor, or as a catalyst. Representative structures include lanthanum fluoride, lead potassium fluoride, lead bismuth fluoride, lanthanum strontium fluoride, lanthan strontium lithium fluoride, calcium ...


8
Marc J Madou, Takaaki Otagawa: Fast response time microsensors for gaseous and vaporous species. SRI International, Fliesler Dubb Meyer & Lovejoy, March 14, 1989: US04812221 (47 worldwide citation)

The present invention relates to a sensor for gaseous and vaporous species. The sensor comprises a substrate having a surface having an opening therein. A gas and vapor permeable sensing electrode having front and back sides is located across the opening with the front side facing generally the same ...


9
Marc J Madou, Takaaki Otagawa: Composite polymers of polyaniline with metal phthalocyanine and polyaniline with organic sulfonic acid and nafion. Osaka Gas Company, Phillips Moore Lempio & Finley, November 27, 1990: US04973391 (37 worldwide citation)

The present invention relates to a process for the production of an electrochromic electrically conductive composite membrane, which process comprises:


10
Takaaki Otagawa, Marc J Madou: Permanently doped polyaniline and method thereof. Osaka Gas Company, Phillips Moore Lemio & Finley, February 16, 1993: US05187034 (26 worldwide citation)

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



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