1
Antonio J Ricco, Michael A Butler, Michael B Sinclair, Stephen D Senturia: Electrically-programmable diffraction grating. Sandia Corporation, John P Hohimer, May 26, 1998: US05757536 (128 worldwide citation)

An electrically-programmable diffraction grating. The programmable grating includes a substrate having a plurality of electrodes formed thereon and a moveable grating element above each of the electrodes. The grating elements are electrostatically programmable to form a diffraction grating for diffr ...


2
Michael A Butler, Antonio J Ricco, Michael B Sinclair, Stephen D Senturia: Optical apparatus for forming correlation spectrometers and optical processors. Sandia Corporation, John P Hohimer, May 18, 1999: US05905571 (100 worldwide citation)

Optical apparatus for forming correlation spectrometers and optical processors. The optical apparatus comprises one or more diffractive optical elements formed on a substrate for receiving light from a source and processing the incident light. The optical apparatus includes an addressing element for ...


3
Dennis D Huffman, Robert C Hughes, Charles A Kelsey, Richard Lane, Antonio J Ricco, Jay B Snelling, Thomas E Zipperian: Methods of in vivo radiation measurement. United States Department of Energy, Karla Ojanen, James H Chafin, William R Moser, December 11, 1990: US04976266 (83 worldwide citation)

Methods of and apparatus for in vivo radiation measurements relay on a MOSFET dosimeter of high radiation sensitivity with operates in both the passive mode to provide an integrated dose detector and active mode to provide an irradiation rate detector. A compensating circuit with a matched unirradia ...


4
Stephen J Martin, Antonio J Ricco: Multiple-frequency acoustic wave devices for chemical sensing and materials characterization in both gas and liquid phase. The United States of America Represented by the United States Department of Energy, Luis M Ortiz, James H Chafin, William R Moser, August 10, 1993: US05235235 (67 worldwide citation)

A chemical sensor (1) includes two or more pairs of interdigital electrodes (10) having different periodicities. Each pair is comprised of a first electrode (10a) and a second electrode (10b). The electrodes are patterned on a surface of a piezoelectric substrate (12). Each pair of electrodes may la ...


5
Antonio J Ricco, Travis D Boone: Microfluidic device and system with improved sample handling. Aclara Biosciences, Jacqueline F Mahoney, Peter J Dehlinger, Perkins Coie, May 4, 2004: US06730206 (54 worldwide citation)

An improved microfluidics device and system for sample loading and injection are disclosed. The device includes three main channels—a separation channel, supply channel, and drain channel—for use in loading and injecting a sample from the supply channel. Pairs of peripheral channels connecting the s ...


6
Robert R Rye, Antonio J Ricco, M J Hampden Smith, T T Kodas: Methods for patterned deposition on a substrate. Sandia Corporation, Timothy D Stanley, George H Libman, January 10, 1995: US05380474 (48 worldwide citation)

A method is described for patterned depositions of a material onto a substrate. A surface of a polymeric substrate is first etched so as to form an etched layer having enhanced adhesions characteristics and then selected portions of the etched layer are removed so as to define a pattern having enhan ...


7
Stephen J Martin, Antonio J Ricco: Acoustic wave device using plate modes with surface-parallel displacement. The United States of America represented by the United States Department of Energy, Karla Ojanen, James H Chafin, William R Moser, May 26, 1992: US05117146 (40 worldwide citation)

Solid-state acoustic sensors for monitoring conditions at a surface immersed in a liquid and for monitoring concentrations of species in a liquid and for monitoring electrical properties of a liquid are formed by placing interdigital input and output transducers on a piezoelectric substrate and prop ...


8
James H Smith, Antonio J Ricco: Method for preventing micromechanical structures from adhering to another object. Sandia Corporation, Elmer Klavetter, Timothy D Stanley, June 16, 1998: US05766367 (26 worldwide citation)

A method for preventing micromechanical structures from adhering to another object includes the step of immersing a micromechanical structure and its associated substrate in a chemical species that does not stick to itself. The method can be employed during the manufacture of micromechanical structu ...


9
Dianna S Blair, Gregory C Freye, Robert C Hughes, Stephen J Martin, Antonio J Ricco: Method and apparatus for acoustic plate mode liquid-solid phase transition detection. The United States of America represented by the United States Department of Energy, Anne D Daniel, James H Chafin, William R Moser, February 23, 1993: US05187980 (13 worldwide citation)

A method and apparatus for sensing a liquid-solid phase transition event is provided which comprises an acoustic plate mode detecting element placed in contact with a liquid or solid material which generates a high-frequency acoustic wave that is attenuated to an extent based on the physical state o ...


10
Antonio J Ricco, Robert C Hughes, James H Smith, Daniel J Moreno, Ronald P Manginell, Stephen D Senturia, Robert J Huber: Calorimetric gas sensor. Sandia Corporation, Gregory A Cone, November 10, 1998: US05834627 (12 worldwide citation)

A combustible gas sensor that uses a resistively heated, noble metal-coated, micromachined polycrystalline Si filament to calorimetrically detect the presence and concentration of combustible gases. The filaments tested to date are 2 .mu.m thick.times.10 .mu.m wide.times.100, 250, 500, or 1000 .mu.m ...