1
Donald R Moles, Quinn Leland, Marcel Madaras: Microstructured bilateral sensor. YSI Incorporated, Thompson Hine, April 22, 2003: US06551496 (297 worldwide citation)

A bilateral biosensor based upon a microporous architecture is provided which seeks to reduce the effect of co-reactant concentration limitations by utilizing a new sensor microgeometry. If implemented on the appropriate scale, the new sensor design augments substantially the concentration of oxygen ...


2
Donald R Moles: Microfluidic analyzer module. YSI Incorporated, Thompson Hine & Flory, August 3, 1999: US05932799 (296 worldwide citation)

A microfluidic analyzer module. The module is constructed of a plurality of channel forming laminate layers that are directly bonded together without adhesive or other possible contaminant source located proximate the flow channels. The channel forming laminate layers define a network of fluid flow ...


3
Donald R Moles: Electroosmotic flow controlled microfluidic devices. YSI Incorporated, Thompson Hine, June 18, 2002: US06406605 (147 worldwide citation)

In one embodiment, a fluidic module, such as a microfluidic module, has a fluid-flow channel, an electroosmotic flow membrane positioned in the channel, and a cathode located on one side and an anode located on the other side of the membrane so that an electrolyte in the channel is transported throu ...


4
Donald R Moles: Fluid flow module. YSI Incorporated, Thompson Hine & Flory, June 13, 2000: US06073482 (75 worldwide citation)

Microfluidic analyzers are used to sense a plurality of analytes in whole blood, diluted blood, plasma or serum. Additionally in the rapidly growing fields of cell culture growth and fermentation, it is often necessary to measure glucose, glutamine, lactate, NH3, phosphate and iron in micro-scale fl ...


5
Jay M Johnson, Jeffrey L Huntington: Processes for preparing barrier layer films for use in enzyme electrodes and films made thereby. YSI Incorporated, Biebel & French, June 16, 1998: US05766839 (49 worldwide citation)

Methods for forming thin layer barrier layer films for use in enzyme containing laminated membranes and membranes formed thereby are disclosed. The barrier layers exhibit improved acetaminophen rejection and comprise a cellulose acetate/cellulose acetate butyrate blend. The thin layer barrier membra ...


6
Donald R Moles: Method of making a fluid flow module. YSI Incorporated, Thompson Hine, September 25, 2001: US06293012 (41 worldwide citation)

A method of fabricating a module having fluid flow channels in communication with a diaphragm valve using self-bondable polyimide sheets wherein the sheets are directly interfacially bonded to one another except in the region corresponding to the diaphragm valve without using an adhesive is disclose ...


7
Mike Lizotte, Chris Hoffman, Daniel Lechleiter, John McDonald: Wiper and brush device for cleaning water quality sensors. YSI Incorporated, Thompson Hine, August 24, 2004: US06779383 (18 worldwide citation)

A sonde comprising a first sensor and a second sensor adjacent the first sensor, the first sensor including an optical window and a wiper element, the wiper element rotating on a shaft extending from the first sensor so as to clean debris from the window, a brush extending from the wiper element bey ...


8
Ben E Barnett: Apparatus and method for measuring conductivity. YSI Incorporated, Biebel & French, May 15, 2001: US06232786 (11 worldwide citation)

An improved apparatus for measuring conductivity or resistivity compensates for series capacitance and parallel capacitance. A sine wave excitation potential is applied to the series combination of a reference resistance and a conductivity cell. The voltages across the reference resistance and the c ...


9
Guoquan Dong, Daniel L Lauchner: Turbidity sensors and probes. YSI Incorporated, Thompson Hine L, July 16, 2013: US08488122 (9 worldwide citation)

Turbidity heads for a turbidity sensor or probe and the resulting sensor are disclosed that include a light source providing an outgoing light ray, a photodetector capable of detecting an incoming light ray; an isolator separating the light source from the detector portion; and a first reflector in ...


10
Ronald A Metzger: Process of assembling a probe. YSI Incorporated, Thompson Hine L, October 15, 2013: US08555482 (8 worldwide citation)

A process of assembling a probe that includes providing a circuit board that is connectable to a sensor and is connected to a first electrical connector and sliding a housing that has a first end and a second end over the circuit board. The process includes sealingly connecting the first end of the ...