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Chung Chiun Liu: Apparatus and method for sensing species, substances and substrates using oxidase. Case Western Reserve University, Renner Otto Boisselle & Lyon, April 7, 1987: US04655880 (557 worldwide citation)

A sensor apparatus is disclosed for sensing substances, species, substrates, etc. using oxidase. The apparatus includes a pair of potentiostat operating electrode systems. In one embodiment each electrode system includes respective working, counter and reference electrodes, and in another embodiment ...


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Chung Chiun Liu, Vasilios A Karagounis: Apparatus for electrochemical measurements. Case Western Reserve University, Renner Otto Boisselle & Lyon, February 18, 1986: US04571292 (506 worldwide citation)

A sensor for an electrochemically active species, such as oxygen, uses more than two electrodes, namely, at least a working electrode, counter electrode and reference electrode. The sensor preferably is substantially planar, is made using thick film or thin film technique and accordingly may be very ...


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Robert F Savinell, Chung Chiun Liu: Metal-halogen energy storage device and system. University of Akron, Oldham & Oldham, November 15, 1988: US04784924 (59 worldwide citation)

A hybrid redox-halogen energy storage device and system has a housing divided into two chambers by a microporous separator. Each chamber can contain an electrolyte such as CrCl.sub.3. The microporous separator keeps the C.sub.r.sup.+2 ion in the chamber containing the negative electrode and also kee ...


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Frederick M Discenzo, Chung Chiun Liu, Donald L Feke, Laurie Ann Dudik: Micro-viscosity sensor and lubrication analysis system employing the same. Reliance Electric Industrial Company, Himanshu S Amin, John M Miller, John J Horn, February 15, 2000: US06023961 (36 worldwide citation)

A micro-viscosity sensor for measuring the viscosity of a lubricant. The micro-viscosity sensor including at least one finger-like element or an array of finger-like elements vertically extending from the surface of a semiconductor base, the at least one finger-like element being oscillated at a des ...


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Robert F Savinell, Chung Chiun Liu: Chrome-halogen energy storage device and system. The University of Akron, Oldham Oldham Hudak & Weber Co, January 25, 1983: US04370392 (30 worldwide citation)

A hybrid redox-halogen energy storage device and system has a housing divided into two chambers by an anionic membrane. One chamber has an inert negative electrode in an electrolyte solution containing chromium ions. The remaining chamber has an inert positive electrode containing chlorine gas disso ...


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Julian G Schiller, Lemuel B Wingard Jr, Chung Chiun Liu: Potentiometric detection of hydrogen peroxide and apparatus therefor. University of Pittsburgh, Buell Blenko Ziesenheim & Beck, July 20, 1982: US04340448 (28 worldwide citation)

A method for potentiometric detection of hydrogen peroxide including providing an electrolytic cell having a working electrode and a reference electrode. The working electrode is composed of a hydrogen peroxide sensitive material and also is employed as a support for an oxidase enzyme. Introducing a ...


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Jesse Wainright, Joe Payer, Chung Chiun Liu, Laurie Dudik, Xi Shan, Seth Levine: Microfabricated hydrogen storage device and metal hydride fuel cell/battery. Tarolli Sundheim Covell & Tummino, July 29, 2008: US07404842 (15 worldwide citation)

A hydrogen storage system is described that can fabricated under ambient atmospheric conditions and humidity. The hydrogen storage system includes hydrogen-absorbing alloy particles, such as ABx-type alloys, for example LaNi4.7Al0.3, AB/A2B-type alloys, for example Mg2Ni, and AB2-type alloys, and gr ...


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Frederick M Discenzo, Chung Chiun Liu, Laurie A Dudik: Filter integration for a lubrication analysis system. Rockwell Automation Technologies, Amin Turocy & Calvin, R Scott Speroff, October 28, 2008: US07442291 (14 worldwide citation)

A system and method relating to in situ monitoring, analysis, and control of a lubricating material within a lubrication filter assembly is provided. A filter-sensor integration comprises a lubrication filter assembly and at least one lubrication sensing assembly, wherein the lubrication sensing ass ...