1
Mingqi Zhao, Petr Vanysek, Antonio Ricco, Hilary S Lackritz, Zhu Qun, Uyen Nguyen, Torleif O Bjornson: Microfluidic chip having integrated electrodes. Aclara Biosciences, Stephen C Macevicz, David Albagli, September 6, 2005: US06939451 (175 worldwide citation)

A microfluidic device having integrated components for conducting chemical operations. Depending upon the desired application, the components include electrodes for manipulating charged entities, heaters, electrochemical detectors, sensors for temperature, pH, fluid flow, and other useful components ...


2
Peter Krulevitch, Mingqi Zhao, Sebastian Bohm, Deon Anex, Michael Gearhart: Malfunction detection in infusion pumps. Lifescan, February 2, 2010: US07654127 (123 worldwide citation)

The present application is directed to systems and methods associated with infusion pumps, which can optionally utilize an electrokinetic driving mechanism. Infusion pumps, including electrokinetically-driven pumps, are discussed, along with schemes for controlling their operation. As well, systems ...


3
Mingqi Zhao, Mark Huang, Stan Thomas, Peter Krulevitch: Method for preparing an electrokinetic element. Lifescan, February 23, 2010: US07666287 (101 worldwide citation)

A method for preparing an electrokinetic element is provided and generally includes providing a porous membrane adapted for use in an electrokinetic pump and encapsulating the porous membrane within a polymer substrate to yield an electrokinetic element base member having the porous membrane encapsu ...


4
Luc Bousse, Mingqi Zhao: Electrospray apparatus with an integrated electrode. Wilson Sonsini Goodrich & Rosati, June 24, 2008: US07391020 (23 worldwide citation)

The invention provides related apparatus and methods of making an integrated electrospray tip by depositing ionic and/or electronic conductor materials onto a planar substrate. The invention also features methods of forming an electrospray apparatus comprising coupling a first planar substrate to th ...


5
Mingqi Zhao, Iuliu Blaga, Luc Bousse, John Stults, Jing Ni: Microfluidic chip with enhanced tip for stable electrospray ionization. Predicant Biosciences, Wilson Sonsini Goodrich & Rosati, September 12, 2006: US07105812 (21 worldwide citation)

A microfluidic chip formed with multiple fluid channels terminating at a tapered electrospray ionization tip for mass spectrometric analysis. The fluid channels may be formed onto a channel plate that are in fluid communication with corresponding reservoirs. The electrospray tip can be formed along ...


6
Jonathan Heller, John Stults, Uthara Srinivasan, Luc Bousse, Mingqi Zhao: Microfluidic devices and methods. Predicant Biosciences, Wilson Sonsini Goodrich & Rosati, March 7, 2006: US07007710 (18 worldwide citation)

Microfluidic devices provide substances to a mass spectrometer. The microfluidic devices include first and second surfaces, at least one microchannel formed by the surfaces, and an outlet at an edge of the surfaces which is recessed back from an adjacent portion of the edge. Hydrophilic surfaces and ...


7
Peter Krulevitch, Sebastian Bohm, Mingqi Zhao, Deon Anex: Malfunction detection with derivative calculation. Lifescan, May 17, 2011: US07944366 (9 worldwide citation)

Systems and methods of detecting occlusions and fluid-loss conditions (e.g., disconnects and/or leakages) in an infusion pump are discussed. For example, electrokinetic infusion pumps may develop an occlusion in the fluid flow path, which can disrupt control of fluid dispersed from the pump. As well ...


8
Lorin P Olson, Peter Krulevitch, James Glencross, Jingli Wang, Nicholas Foley, Mingqi Zhao: Palm activated drug delivery device. JANSSEN BIOTECH, Baker & Hostetler, December 22, 2015: US09216256

Disclosed is a device for the parenteral delivery of a medication, such as a drug. The device includes upper and lower housings in which the upper housing is configured to move relative to the lower housing as a result of application of an external force to permit the user of the device to control t ...


9
Lorin Olson, Vaclav Vojan, Juergen Ernst Pfrang, Peter Krulevitch, Jingli Wang, Nicholas Foley, Mingqi Zhao, Paul Tashjian: Palm activated drug delivery device. Janssen Biotech, Baker & Hostetler, January 12, 2016: US09233213

A device configured to administer a medication can comprise a lower housing that includes a housing latch. The device can further comprise a needle guard that is movable relative to the lower housing along a first direction from a first position to a second position so as to expose a needle, and an ...


10
Jonathan Heller, John Stults, Uthara Srinivasan, Luc Bousse, Mingqi Zhao: Microfluidic devices and methods. Biospect, Townsend And Townsend And Crew, October 21, 2004: US20040206399-A1

Microfluidic devices provide substances to a mass spectrometer. The microfluidic devices include first and second surfaces, at least one microchannel formed by the surfaces, and an outlet at an edge of the surfaces which is recessed back from an adjacent portion of the edge. Hydrophilic surfaces and ...