Patents by Inventor Steven A. Schmidt
Steven A. Schmidt has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20190117194Abstract: A method and system for analyzing stiffness in a volume of tissue, the method including: emitting acoustic waveforms toward the volume of tissue with an array of ultrasound transmitters; detecting, with an array of ultrasound receivers, a set of acoustic signals derived from acoustic waveforms transmitted through the volume of tissue; generating, from the set of acoustic signals, a sound speed map and an acoustic attenuation map of a region of the volume of tissue, generating a stiffness map derived from combination of a set of sound speed parameter values of the sound speed map and a corresponding set of acoustic attenuation parameter values of the acoustic attenuation map, the stiffness map representing the distribution of the stiffness parameter across the region; and at a display in communication with the computer processor, rendering a stiffness image of the volume of tissue, based upon the stiffness map.Type: ApplicationFiled: November 7, 2018Publication date: April 25, 2019Inventors: Nebojsa Duric, Peter Littrup, Cuiping Li, Olivier Roy, Steven Schmidt
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Patent number: 10143443Abstract: A method and system for analyzing stiffness in a volume of tissue, the method including: emitting acoustic waveforms toward the volume of tissue with an array of ultrasound transmitters; detecting, with an array of ultrasound receivers, a set of acoustic signals derived from acoustic waveforms transmitted through the volume of tissue; generating, from the set of acoustic signals, a sound speed map and an acoustic attenuation map of a region of the volume of tissue, generating a stiffness map derived from combination of a set of sound speed parameter values of the sound speed map and a corresponding set of acoustic attenuation parameter values of the acoustic attenuation map, the stiffness map representing the distribution of the stiffness parameter across the region; and at a display in communication with the computer processor, rendering a stiffness image of the volume of tissue, based upon the stiffness map.Type: GrantFiled: May 4, 2015Date of Patent: December 4, 2018Assignee: Delphinus Medical Technologies, Inc.Inventors: Nebojsa Duric, Peter Littrup, Cuiping Li, Olivier Roy, Steven Schmidt
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Patent number: 10043685Abstract: An apparatus is provided, by way of example, a heater for use in semiconductor processing equipment, that includes a base functional layer having at least one functional zone. A substrate is secured to the base functional layer, and a tuning layer is secured to the substrate opposite the base functional layer. The tuning layer includes a plurality of zones that is greater in number than the zones of the base functional layer, and the tuning layer has lower power than the base functional layer. Further, a component, such as a chuck by way of example, is secured to the tuning layer opposite the substrate. The substrate defines a thermal conductivity to dissipate a requisite amount of power from the base functional layer.Type: GrantFiled: January 7, 2016Date of Patent: August 7, 2018Assignee: Watlow Electric Manufacturing CompanyInventors: Kevin Ptasienski, Kevin Robert Smith, Cal Thomas Swanson, Philip Steven Schmidt, Mohammad Nosrati, Jacob Lindley, Allen Norman Boldt, Sanhong Zhang, Louis P. Steinhauser, Dennis Stanley Grimard
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Patent number: 9763641Abstract: A method and system for imaging a volume of tissue and defining a tissue boundary comprising: receiving a baseline dataset representative of a first set of signals interacting with a medium; receiving a reconstruction dataset representative of a second set of signals interacting with the medium and the volume of tissue present in the medium; determining a set of direct emitter-receiver pairs, each defining a direct trajectory that does not pass through the volume of tissue; from the set of direct emitter-receiver pairs, determining a set of tangential emitter-receiver pairs, each defining a bounding vector comprising a tangent point along the tissue boundary; determining a set of interior pixels, of the reconstruction dataset, characterized by a set of pixel locations within the tissue boundary; and reconstructing pixels of the set of interior pixels, thereby transforming the baseline and the reconstruction datasets into an image rendering of the volume of tissue.Type: GrantFiled: August 30, 2013Date of Patent: September 19, 2017Assignee: Delphinus Medical Technologies, Inc.Inventors: Erik West, Olivier Roy, Steven Schmidt
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Patent number: 9553006Abstract: An apparatus, such as a heater, is provided that includes a base member having at least one fluid passageway. A two-phase fluid is disposed within the fluid passageway, a pressure of the two-phase fluid being controlled such that the two-phase fluid provides at least one of heating and cooling to the base member. A tuning layer is secured to the base member, and the tuning layer includes a plurality of zones. Furthermore, a component, such as a chuck by way of example, is secured to the tuning layer.Type: GrantFiled: August 30, 2012Date of Patent: January 24, 2017Assignee: WATLOW ELECTRIC MANUFACTURING COMPANYInventors: Kevin Ptasienski, Kevin Robert Smith, Cal Thomas Swanson, Philip Steven Schmidt, Mohammad Nosrati, Jacob Robert Lindley, Allen Norman Boldt, Sanhong Zhang, Louis P. Steinhauser, Dennis Stanley Grimard
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Publication number: 20160118277Abstract: A heater system is provided that includes a base functional layer having at least one functional zone. A substrate is secured to the functional member, and a tuning layer is secured to the substrate opposite the base functional layer. The tuning layer includes a plurality of zones that is greater in number than the zones of the base functional layer, and the tuning layer provides lower power than the base functional layer. A component is secured to the tuning layer opposite the substrate, and the substrate defines a thermal conductivity to absorb and dissipate a requisite amount of power from the base functional layer. A control system is also provided that has a plurality of addressable control elements in electrical communication with power lines and with the tuning layer, the control elements providing selective control of the tuning layer zones.Type: ApplicationFiled: January 7, 2016Publication date: April 28, 2016Applicant: Watlow Electric Manufacturing CompanyInventors: Kevin Ptasienski, Kevin Robert Smith, Cal Thomas Swanson, Philip Steven Schmidt, Mohammad Nosrati, Jacob Lindley, Allen Norman Boldt, Sanhong Zhang, Louis P. Steinhauser, Dennis Stanley Grimard
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Publication number: 20160118276Abstract: An apparatus is provided, by way of example, a heater for use in semiconductor processing equipment, that includes a base functional layer having at least one functional zone. A substrate is secured to the base functional layer, and a tuning layer is secured to the substrate opposite the base functional layer. The tuning layer includes a plurality of zones that is greater in number than the zones of the base functional layer, and the tuning layer has lower power than the base functional layer. Further, a component, such as a chuck by way of example, is secured to the tuning layer opposite the substrate. The substrate defines a thermal conductivity to dissipate a requisite amount of power from the base functional layer.Type: ApplicationFiled: January 7, 2016Publication date: April 28, 2016Applicant: Watlow Electric Manufacturing CompanyInventors: Kevin Ptasienski, Kevin Robert Smith, Cal Thomas Swanson, Philip Steven Schmidt, Mohammad Nosrati, Jacob Lindley, Allen Norman Boldt, Sanhong Zhang, Louis P. Steinhauser, Dennis Stanley Grimard
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Patent number: 9263305Abstract: An apparatus is provided, by way of example, a heater for use in semiconductor processing equipment that includes a base functional layer having at least one functional zone. A substrate is secured to the base functional layer, and a tuning layer is secured to the substrate opposite the base functional layer. The tuning layer includes a plurality of zones that is greater in number than the zones of the base functional layer, and the tuning layer has lower power than the base functional layer. Further, a component, such as a chuck by way of example, is secured to the tuning layer opposite the substrate. The substrate defines a thermal conductivity to dissipate a requisite amount of power from the base functional layer.Type: GrantFiled: August 30, 2012Date of Patent: February 16, 2016Assignee: Watlow Electric Manufacturing CompanyInventors: Kevin Ptasienski, Kevin Robert Smith, Cal Thomas Swanson, Philip Steven Schmidt, Mohammad Nosrati, Jacob Robert Lindley, Allen Norman Boldt, Sanhong Zhang, Louis P. Steinhauser, Dennis Stanley Grimard
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Publication number: 20160030000Abstract: A method and system for generating an enhanced image of a volume of tissue, the method comprising: emitting acoustic waveforms toward the volume of tissue; detecting a set of acoustic signals derived from acoustic waveforms interacting with the volume of tissue; generating, from the set of acoustic signals, an initial model representing a distribution of an acoustomechanical parameter across a region of the volume of tissue; extracting a set of frequency components, from the set of acoustic signals; generating a first simulated wavefield with a first frequency component of the set of frequency components; generating an updated model of the initial model with the first simulated wavefield; iteratively refining the updated model with a set of simulated wavefields associated with the set of frequency components until a threshold condition is satisfied, thereby producing a final model; and generating the enhanced image from the final model of the volume of tissue.Type: ApplicationFiled: August 4, 2015Publication date: February 4, 2016Inventors: Gursharan Singh Sandhu, Cuiping Li, Olivier Roy, Steven Schmidt, Nebojsa Duric
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Publication number: 20150313577Abstract: A method and system for analyzing stiffness in a volume of tissue, the method including: emitting acoustic waveforms toward the volume of tissue with an array of ultrasound transmitters; detecting, with an array of ultrasound receivers, a set of acoustic signals derived from acoustic waveforms transmitted through the volume of tissue; generating, from the set of acoustic signals, a sound speed map and an acoustic attenuation map of a region of the volume of tissue, generating a stiffness map derived from combination of a set of sound speed parameter values of the sound speed map and a corresponding set of acoustic attenuation parameter values of the acoustic attenuation map, the stiffness map representing the distribution of the stiffness parameter across the region; and at a display in communication with the computer processor, rendering a stiffness image of the volume of tissue, based upon the stiffness map.Type: ApplicationFiled: May 4, 2015Publication date: November 5, 2015Inventors: Nebojsa Duric, Peter Littrup, Cuiping Li, Olivier Roy, Steven Schmidt
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Publication number: 20140066772Abstract: A method and system for imaging a volume of tissue and defining a tissue boundary comprising: receiving a baseline dataset representative of a first set of signals interacting with a medium; receiving a reconstruction dataset representative of a second set of signals interacting with the medium and the volume of tissue present in the medium; determining a set of direct emitter-receiver pairs, each defining a direct trajectory that does not pass through the volume of tissue; from the set of direct emitter-receiver pairs, determining a set of tangential emitter-receiver pairs, each defining a bounding vector comprising a tangent point along the tissue boundary; determining a set of interior pixels, of the reconstruction dataset, characterized by a set of pixel locations within the tissue boundary; and reconstructing pixels of the set of interior pixels, thereby transforming the baseline and the reconstruction datasets into an image rendering of the volume of tissue.Type: ApplicationFiled: August 30, 2013Publication date: March 6, 2014Applicant: Delphinus Medical Trechnologies, Inc.Inventors: Erik West, Olivier Roy, Steven Schmidt
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Publication number: 20130220575Abstract: An apparatus, such as a heater, is provided that includes a base member having at least one fluid passageway. A two-phase fluid is disposed within the fluid passageway, a pressure of the two-phase fluid being controlled such that the two-phase fluid provides at least one of heating and cooling to the base member. A tuning layer is secured to the base member, and the tuning layer includes a plurality of zones. Furthermore, a component, such as a chuck by way of example, is secured to the tuning layer.Type: ApplicationFiled: August 30, 2012Publication date: August 29, 2013Applicant: WALTOW ELECTRIC MANUFACTURING COMPANYInventors: Kevin Ptasienski, Kevin Robert SMITH, Cal Thomas Swanson, Philip Steven Schmidt, Mohammad Nosrati, Jacob Robert Lindley, Allen Norman Boldt, Sanhong Zhang, Louis P. Steinhauser, Dennis Stanley Grimard
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Publication number: 20130161305Abstract: An apparatus is provided, by way of example, a heater for use in semiconductor processing equipment that includes a base functional layer having at least one functional zone. A substrate is secured to the base functional layer, and a tuning layer is secured to the substrate opposite the base functional layer. The tuning layer includes a plurality of zones that is greater in number than the zones of the base functional layer, and the tuning layer has lower power than the base functional layer. Further, a component, such as a chuck by way of example, is secured to the tuning layer opposite the substrate. The substrate defines a thermal conductivity to dissipate a requisite amount of power from the base functional layer.Type: ApplicationFiled: August 30, 2012Publication date: June 27, 2013Applicant: WATLOW ELECTRIC MANUFACTURING COMPANYInventors: Kevin PTASIENSKI, Kevin Robert Smith, Cal Thomas Swanson, Philip Steven Schmidt, Mohammad Nosrati, Jacob Lindley, Allen Norman Boldt, Sanhong Zhang, Louis P. Steinhauser, Dennis Stanley Grimard
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Publication number: 20130041260Abstract: A method for imaging a volume of tissue in a scan region, including: emitting, from transmitting transducers, acoustic waveforms toward the volume of tissue; detecting, with detecting transducers, a plurality acoustic signals derived from acoustic waveforms interacting with the volume of tissue; generating from the detected acoustic signals a plurality of variable attenuation maps, in which each variable attenuation map corresponds to acoustic signals detected by a respective detecting transducer and includes a plurality of variable attenuation coefficients mapped to the scan region; modifying at least a portion of the detected acoustic signals based on one or more variable attenuation maps; and generating a reflection rendering of the volume of tissue based on the modified acoustic signals.Type: ApplicationFiled: August 11, 2011Publication date: February 14, 2013Inventors: Steven Schmidt, Cuiping Li, Olivier Roy, Ivana Jovanovic
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Patent number: 7983022Abstract: A capacitor is described. The capacitor includes a casing of first and second casing members secured to each other to provide an enclosure, a feedthrough electrically insulated from the casing and extending there from through a glass-to-metal seal, first and second anodes electrically connected to each other within the casing, a cathode, and an electrolyte. The cathode is of a cathode active material deposited on planar faces of the first and second casing members. There is also a cathode current collector disposed intermediate the first and second anodes. The cathode current collector supports cathode active material on both of its major faces and includes a tab that is directly electrically connected to a ferrule of the glass-to-metal seal. That way, the casing is the negative terminal for the cathode and a feedthrough pin extending through the glass-to-metal seal is the positive terminal for the anode of the capacitor.Type: GrantFiled: March 4, 2009Date of Patent: July 19, 2011Assignee: Greatbatch Ltd.Inventors: Laurie M. O'Connor, Kenneth B. Talamine, Keith W. Seitz, Steven Schmidt, Anthony Perez
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Publication number: 20100134955Abstract: A capacitor comprising a casing of first and second casing members secured to each other to provide an enclosure, a feedthrough electrically insulated from the casing and extending there from through a glass-to-metal seal, first and second anodes electrically connected to each other within the casing, a cathode, and an electrolyte is described. The cathode comprises cathode active material deposited on planar faces of the first and second casing members. There is also a cathode current collector disposed intermediate the first and second anodes. The cathode current collector supports cathode active material on both of its major faces and includes a tab that is directly electrically connected to a ferrule of the glass-to-metal seal. That way, the casing is the negative terminal for the cathode and a feedthrough pin extending through the glass-to-metal seal is the positive terminal for the anode of the capacitor.Type: ApplicationFiled: March 4, 2009Publication date: June 3, 2010Applicant: Greatbatch Ltd.Inventors: Laurie M. O'Connor, Kenneth B. Talamine, Keith W. Seitz, Anthony Perez, Steven Schmidt
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Publication number: 20090007818Abstract: The present invention relates to composite materials composed of lignocellulosic fibers, for example wood meal, and thermoplastic polymer. The inventive composite material has improved mechanical properties. According to the invention, it is envisaged that the lignocellulosic fibers, before mixing with the thermoplastic polymer, are treated with an aqueous mixture composed of organopolysiloxanes which contain aminoalkylalkoxysilanes.Type: ApplicationFiled: March 20, 2007Publication date: January 8, 2009Applicant: EVONIK DEGUSSA GMBHInventors: Holger Militz, Carsten Mai, Peter Jenkner, Roland Edelmann, Burkhard Standke, Peter Michel, Jens-Uwe Bergmann, Steven Schmidt
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Publication number: 20070243593Abstract: A system for the detection of ligands comprising at least one receptor and an amplification mechanism coupled to the receptor wherein an amplified signal is produced as a result of receptor binding a ligand. Examples of suitable amplification mechanisms include antibody-embedded liquid crystalline materials; use of alpha-2-macroglobulin to encage an enzyme, whereby the enzyme is separated from its substrate by an receptor; and a receptor engineered to inhibit the active of site of an enzyme only in the absence of a ligand. Also provided are methods for the automatic detection of ligands.Type: ApplicationFiled: May 21, 2007Publication date: October 18, 2007Applicant: KENT STATE UNIVERSITYInventors: Christopher Woolverton, Gary Niehaus, Kathleen Doane, Steven Schmidt, Steven Signs
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Publication number: 20070218508Abstract: A system for the detection of ligands comprising at least one receptor and an amplification mechanism coupled to the receptor wherein an amplified signal is produced as a result of receptor binding a ligand. Examples of suitable amplification mechanisms include antibody-embedded liquid crystalline materials; use of alpha-2-macroglobulin to encage an enzyme, whereby the enzyme is separated from its substrate by an receptor; and a receptor engineered to inhibit the active of site of an enzyme only in the absence of a ligand. Also provided are methods for the automatic detection of ligands.Type: ApplicationFiled: May 21, 2007Publication date: September 20, 2007Applicant: KENT STATE UNIVERSITYInventors: Gary Niehaus, Christopher Woolverton, Kathleen Doane, Steven Schmidt, Steven Signs
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Publication number: 20070059780Abstract: A system for the detection of ligands comprising at least one receptor and an amplification mechanism coupled to the receptor wherein an amplified signal is produced as a result of receptor binding a ligand. Examples of suitable amplification mechanisms include antibody-embedded liquid crystalline materials; use of alpha-2-macroglobulin to encage an enzyme, whereby the enzyme is separated from its substrate by an receptor; and a receptor engineered to inhibit the active of site of an enzyme only in the absence of a ligand. Also provided are methods for the automatic detection of ligands.Type: ApplicationFiled: April 26, 2002Publication date: March 15, 2007Applicant: Kent State UniversityInventors: Christopher Woolverton, Gary Niehaus, Kathleen Doane, Oleg Lavrentovich, Steven Schmidt, Steven Signs