1
Calvin Y H Chow: Multi-layer microfluidic devices. Caliper Technologies, Matthew B Murphy, January 2, 2001: US06167910 (243 worldwide citation)

The present invention provides multi-layer microfluidic systems, by providing additional substrate layers, e.g., third, fourth, fifth and more substrate layers, mated with the typically described first and second layers. Microfabricated elements, e.g., grooves, wells and the like, are manufactured i ...


2
Calvin Y H Chow: Multi-layer microfluidic devices. Caliper Technologies, Gulshan H Shaver, November 27, 2001: US06321791 (195 worldwide citation)

The present invention provides multi-layer microfluidic systems, by providing additional substrate layers, e.g., third, fourth, fifth and more substrate layers, mated with the typically described first and second layers. Microfabricated elements, e.g., grooves, wells and the like, are manufactured i ...


3

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Holster Peter Leendert, Smulders Hendricus Franciscus Gerardus: Fluidic function module for use in a system for constructing fluidic circuits. US Philips Corporation, July 24, 1973: US3747628 (164 worldwide citation)

A fluidic function module for constructing fluidic logical and/or analog circuit and which comprises a basic part including a plurality of fluidic circuit elements and a function connecting part which is arranged in contact with the basic part and in which passages have been formed which appropriate ...


5
Hartley Frank T: Micromachined peristaltic pump. Hartley Frank T, June 18, 1997: EP0779436-A2 (161 worldwide citation)

A micromachined pump including a channel formed in a semiconductor substrate by conventional processes such as chemical etching. A number of insulating barriers are established in the substrate parallel to one another and transverse to the channel. The barriers separate a series of electrically cond ...


6
Biegelsen David K, Jackson Warren B, Cheung Patrick C P, Yim Mark H, Berlin Andrew A: Microdevice valve structures for fluid control. Xerox, June 3, 1998: EP0845603-A1 (152 worldwide citation)

A valve array system including microelectromechanical valves (27,37,43) embedded in a dielectric substrate (51-56) is disclosed. These microelectromechanical valves (27,37,43) can be batch fabricated using resin impregnated dielectric laminates having photolithographically formed circuitry for elect ...


7
Eugene Dantsker, Christoph D Karp, Marci Pezzuto, Steven E Hobbs, Paren P Patel: Flow control in multi-stream microfluidic devices. Nanostream, Vincent K Gustafson, Michael F Labbee, December 31, 2002: US06499499 (144 worldwide citation)

Microfluidic devices for splitting an established fluidic flow through a microfluidic channel among multiple downstream microfluidic channels include a plurality of elevated flow resistance regions to promote precise and predictable splitting. Each elevated resistance region imparts a flow resistanc ...


8
Andrew Kamholz, Anson Hatch, Karl Bohringer, Paul Yager: Magnetically actuated fluid handling devices for microfluidic applications. University of Washington, Greenlee Winner and Sullivan P C, July 9, 2002: US06415821 (140 worldwide citation)

Magnetically actuated fluid handling devices using magnetic fluid to move one or more fluids (gases or liquids or both) through microsized flow channels are provided. Fluid handling devices include micropumps and microvalves. Magnetically actuated slugs of magnetic fluid are moved within microchanne ...


9
Jean Pierre Pegourie: Pneumatic logic circuits and their integrated circuits. Craig & Antonelli, September 6, 1977: US04046159 (134 worldwide citation)

The pneumatic logic circuit is of generally symmetrical structure around an axis and symmetrical with respect to a median plane normal to this axis. It has a median plate provided with an axial passage and with a duct opening into this passage. On each side of the median plane is a diaphragm constit ...


10
Yusuke Takagi, Yoshio Kojima, Kenji Mitani: Apparatus for and method of controlling the opening and closing of channel for liquid. Hitachi, Antonelli Terry Stout & Kraus, February 5, 1991: US04989626 (126 worldwide citation)

An apparatus for controlling the opening and closing of a channel for a liquid is arranged such that a liquid channel is closed by causing a controller to control one heat absorbing and generating part of a cooling/heating element to execute heat absorption and cooling a heat transmitting element to ...



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