1
Chih Ming Ho, Denny K Miu, Jeremy Tzong Shyng Leu, Raanan Miller, Amish Desai, Chang Liu, Tom Tsao, Yu Chong Tai: Electromagnetically actuated micromachined flap. The Regents of the University of California, California Institute of Technology, Daniel L Dawes, May 13, 1997: US05629918 (99 worldwide citation)

A surface micromachined micromagnetic actuator is provided with a flap capable of achieving large deflections above 100 microns using magnetic force as the actuating force. The flap is coupled by one or more beams to a substrate and is cantilevered over the substrate. A Permalloy layer or a magnetic ...


2
Chih Ming Ho, Ephraim Gutmark: Mixing apparatus using a noncircular jet of small aspect ratio. University of Southern California, Nilsson Robbins Dalgarn Berliner Carson & Wurst, May 28, 1985: US04519423 (47 worldwide citation)

An apparatus for mixing fluids includes at least one noncircular orifice having unequal major and minor axis dimensions, with the major axis dimension being less than approximately 5 times the minor axis dimension. A first fluid is emitted from the orifice as a jet for mixing with another fluid in a ...


3
Chih Ming Ho: Optical pressure transducer of randomly distributed fiber optics. University of Southern California, Nilsson Robbins Dalgarn Berliner Carson & Wurst, June 19, 1979: US04158310 (45 worldwide citation)

An optical pressure transducer utilizing a deformable diaphragm having a reflective surface in which a fiber optic bundle having at least 100 optical fibers is randomly divided at one end into two bundles consisting of a light source bundle, the end of which is irradiated by a light source, and a re ...


4
Chang Jin Kim, Fan Gang Tseng, Chih Ming Ho: Apparatus and method for using bubble as virtual valve in microinjector to eject fluid. Steve A Wong, Chan Law Group LC, August 15, 2000: US06102530 (36 worldwide citation)

An apparatus and method for forming a bubble within a microchannel of a microinjector to function as a valve mechanism between the chamber and manifold, that provides for a high resistance to liquid exiting the chamber through the manifold during fluid ejection through an orifice and that also provi ...


5
Chih Ming Ho, Yu Chong Tai, Fukang Jiang, Chang Liu, Jin Biao Huang: Micromachined hot-wire shear stress sensor. The Regents of the University of California, Daniel L Dawes, March 16, 1999: US05883310 (29 worldwide citation)

A micromachined hot-wire anemometer having fast response times and higher sensitivities than conventional hot-wire anemometers is provided by micromachining doped polysilicon wires carried on silicon supports cantilevered from a substrate including one or more insulating layers disposed between said ...


6
Chang Jin Kim, Fan Gang Tseng, Chih Ming Ho: Apparatus for using bubbles as virtual valve in microinjector to eject fluid. Chan Law Group LC, August 14, 2001: US06273553 (26 worldwide citation)

An apparatus and method for forming a bubble within a microchannel of a microinjector to function as a valve mechanism between the chamber and manifold, that provides for a high resistance to liquid exiting the chamber through the manifold during fluid ejection through an orifice and that also provi ...


7
Chih Ming Ho, Wen J Li: Method for aligning and forming microelectromechanical systems (MEMS) contour surfaces. The Regents of the University of California, Daniel L Dawes, May 18, 1999: US05905007 (16 worldwide citation)

An integrated circuit, or microelectromechanical structure is defined onto a contour surface by utilizing a flexible mask upon which photolithographic patterns are first defined using conventional planar photolithographic techniques. The contour surface is provided with a thin film uniformly distrib ...


8
Chih Ming Ho, Patrick Tabeling, Yi Kuen Lee, Joanne Helene Deval: Micro chaotic mixer. University of California, Greenberg Traurig, Charles Berman Esq, June 7, 2005: US06902313 (4 worldwide citation)

A micro mixer for use in a microdevice which utilizes time-varying force fields to induce bulk fluid and/or sample component motion leading to homogenization of sample components. Time-varying force fields employed includes at least one of a physical displacement field, electrical field, pressure fi ...


9
Jeffrey F Miller, Jun Huang, Tza Huei Wang, Chih Ming Ho, Minghsun Liu: Electrochemical detection of mismatch nucleic acids. The Regents of the University of California, Berliner & Associates, November 6, 2007: US07291457 (1 worldwide citation)

A method and system for specifically detecting perfectly matched probe-target hybrids by annealing a hairpin-based probe to a nucleic acid target under conditions favoring the formation of perfectly matched targets over mismatched targets, and electrochemically detecting the annealed probe. Sensitiv ...


10
Po Hao Adam Huang, Chih Ming Ho: Control devices for evaporative chemical mixing/reaction. Greenberg Traurig, September 5, 2006: US07101514 (1 worldwide citation)

An improved chemical mixing micro-device with features on the micro- and nano-scale. The micro-device is comprised of at least one chemical inlet port and one chemical outlet port, a micro-evaporator, a micro-chamber and a micro-initiator. Also, a method of mixing at least one chemical in an evapora ...