Patents by Inventor Robert Tas

Robert Tas 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).

  • Sample transport device with integrated metrology
    Patent number: 11056366
    Abstract: A metrology system may include one or more casings that fit within an interior cavity of a sample transport device, an illumination source within one of the one or more casings, one or more illumination optics within one of the one or more casings for directing illumination from the illumination source to a sample located in the interior cavity of the sample transport device, one or more collection optics within one of the one or more casings for light from the sample in response to the illumination from the illumination source, and one or more detectors within one of the one or more casings for generating metrology data based on at least a portion of the light collected by the one or more collection optics.
    Type: Grant
    Filed: February 20, 2019
    Date of Patent: July 6, 2021
    Assignee: KLA Corporation
    Inventors: Giampietro Bieli, Robert Tas, Kevin O'Brien, Shankar Krishnan, Joshua Butler
  • Sample Transport Device With Integrated Metrology
    Publication number: 20190295874
    Abstract: A metrology system may include one or more casings that fit within an interior cavity of a sample transport device, an illumination source within one of the one or more casings, one or more illumination optics within one of the one or more casings for directing illumination from the illumination source to a sample located in the interior cavity of the sample transport device, one or more collection optics within one of the one or more casings for light from the sample in response to the illumination from the illumination source, and one or more detectors within one of the one or more casings for generating metrology data based on at least a portion of the light collected by the one or more collection optics.
    Type: Application
    Filed: February 20, 2019
    Publication date: September 26, 2019
    Inventors: Giampietro Bieli, Robert Tas, Kevin O'Brien, Shankar Krishnan, Joshua Butler
  • Photovoltaic cell with high efficiency CIGS absorber layer with low minority carrier lifetime and method of making thereof
    Patent number: 10211351
    Abstract: A solar cell containing a plurality of CIGS absorber sublayers has a conversion efficiency of at least 13.4 percent and a minority carrier lifetime below 2 nanoseconds. The sublayers may have a different composition from each other.
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: February 19, 2019
    Assignee: BEIJING APOLLO DING RONG SOLAR TECHNOLOGY CO., LTD.
    Inventors: John Corson, Alex Austin, Robert Tas, Neil Mackie, Mats Larsson, Korhan Demirkan, Weijie Zhang, Jochen Titus, Swati Sevanna, Robert Zubeck, Randy Dorn, Asit Rairkar, Ron Rulkens, Ajay Saproo, Dan Vitkavage
  • PHOTOVOLTAIC CELL WITH HIGH EFFICIENCY CIGS ABSORBER LAYER WITH LOW MINORITY CARRIER LIFETIME AND METHOD OF MAKING THEREOF
    Publication number: 20180337294
    Abstract: A solar cell containing a plurality of CIGS absorber sublayers has a conversion efficiency of at least 13.4 percent and a minority carrier lifetime below 2 nanoseconds. The sublayers may have a different composition from each other.
    Type: Application
    Filed: July 12, 2018
    Publication date: November 22, 2018
    Inventors: John Corson, Alex Austin, Robert Tas, Neil Mackie, Mats Larsson, Korhan Demirkan, Weijie Zhang, Jochen Titus, Swati Sevanna, Robert Zubeck, Randy Dorn, Asit Rairkar, Ron Rulkens, Ajay Saproo, Dan Vitkavage
  • Photovoltaic cell with high efficiency cigs absorber layer with low minority carrier lifetime and method of making thereof
    Patent number: 10043921
    Abstract: A solar cell containing a plurality of CIGS absorber sublayers has a conversion efficiency of at least 13.4 percent and a minority carrier lifetime below 2 nanoseconds. The sublayers may have a different composition from each other.
    Type: Grant
    Filed: December 19, 2012
    Date of Patent: August 7, 2018
    Assignee: BEIJING APOLLO DING RONG SOLAR TECHNOLOGY CO., LTD.
    Inventors: John Corson, Alex Austin, Robert Tas, Neil Mackie, Mats Larsson, Korhan Demirkan, Weijie Zhang, Jochen Titus, Swati Sevanna, Robert Zubeck, Randy Dorn, Asit Rairkar, Ron Rulkens, Ajay Saproo, Dan Vitkavage
  • Photovoltaic cell with copper poor CIGS absorber layer and method of making thereof
    Patent number: 9169548
    Abstract: A photovoltaic cell includes a p-type copper-indium-gallium-selenide absorber layer, where a content of Cu, In, and Ga in a first portion of the p-type copper-indium-gallium-selenide absorber layer satisfies the equation Cu/(In+Ga)?0.3, and where the content is measured in atomic percent.
    Type: Grant
    Filed: October 19, 2010
    Date of Patent: October 27, 2015
    Assignee: APOLLO PRECISION FUJIAN LIMITED
    Inventors: John Corson, Alex Austin, Ron Rulkens, Jochen Titus, Robert Tas, Paul Shufflebotham, Daniel R. Juliano, Neil Mackie
  • Emergency power-off button with proximity alarm
    Patent number: 8710999
    Abstract: An emergency power off system is provided including an emergency power off button, a proximity sensor, and alarm connected to the proximity sensor, wherein the proximity sensor is configured to detect an object within a predetermined distance from the power off button, and further wherein the proximity sensor is configured to activate the alarm when an object is within a predetermined distance from the power off button.
    Type: Grant
    Filed: June 14, 2011
    Date of Patent: April 29, 2014
    Inventor: Robert Tas
  • PHOTOVOLTAIC DEVICE WITH RESISTIVE CIGS LAYER AT THE BACK CONTACT
    Publication number: 20130000702
    Abstract: A photovoltaic device including a substrate, a first electrode layer over the substrate and a resistive p-type semiconductor layer over the first electrode layer. The device also includes a p-type absorber layer over the resistive p-type semiconductor layer, an n-type semiconductor layer over the p-type absorber layer and a second electrode layer over the n-type semiconductor layer. Additionally, a resistivity of the resistive p-type semiconductor layer is greater than a resistivity of the p-type absorber layer.
    Type: Application
    Filed: June 30, 2011
    Publication date: January 3, 2013
    Applicant: MiaSole
    Inventors: Korhan Demirkan, Jochen Titus, Robert Tas
  • Sodium salt containing CIG targets, methods of making and methods of use thereof
    Patent number: 8338214
    Abstract: A sputtering target includes at least one metal selected from copper, indium and gallium and a sodium containing compound.
    Type: Grant
    Filed: March 28, 2011
    Date of Patent: December 25, 2012
    Assignee: MiaSole
    Inventors: Daniel R. Juliano, Robert Tas, Neil Mackie, Abdelouahab Ziani
  • EMERGENCY POWER-OFF BUTTON WITH PROXIMITY ALARM
    Publication number: 20120319858
    Abstract: An emergency power off system is provided including an emergency power off button, a proximity sensor, and alarm connected to the proximity sensor, wherein the proximity sensor is configured to detect an object within a predetermined distance from the power off button, and further wherein the proximity sensor is configured to activate the alarm when an object is within a predetermined distance from the power off button.
    Type: Application
    Filed: June 14, 2011
    Publication date: December 20, 2012
    Inventor: Robert Tas
  • MODIFIED BAND GAP WINDOW LAYER FOR A CIGS ABSORBER CONTAINING PHOTOVOLTAIC CELL AND METHOD OF MAKING THEREOF
    Publication number: 20120090671
    Abstract: A photovoltaic device includes a substrate, a first electrode layer over the substrate, a first compound semiconductor layer including copper, indium, gallium and selenium over the first electrode layer, a second compound semiconductor layer including copper, indium, and sulfur on the first compound semiconductor layer, and a second electrode layer over the second compound semiconductor layer.
    Type: Application
    Filed: October 19, 2010
    Publication date: April 19, 2012
    Inventors: Paul Shufflebotham, Neil Mackie, Robert Tas
  • Sodium Salt Containing CIG Targets, Methods of Making and Methods of Use Thereof
    Publication number: 20120094429
    Abstract: A sputtering target includes at least one metal selected from copper, indium and gallium and a sodium containing compound.
    Type: Application
    Filed: March 28, 2011
    Publication date: April 19, 2012
    Inventors: Daniel R. Juliano, Robert Tas, Neil Mackie, Abdelouahab Ziani
  • Sulfur salt containing CIG targets, methods of making and methods of use thereof
    Patent number: 8048707
    Abstract: A method of making a photovoltaic device includes forming a compound semiconductor layer including copper, indium, gallium, selenium and sulfur by reactive sputtering at least one target including copper, indium, gallium and a sulfur compound in an atmosphere including selenium.
    Type: Grant
    Filed: October 19, 2010
    Date of Patent: November 1, 2011
    Assignee: MiaSole
    Inventors: Paul Shufflebotham, Daniel R. Juliano, Robert Tas, Neil Mackie
  • Sodium salt containing CIG targets, methods of making and methods of use thereof
    Patent number: 7935558
    Abstract: A sputtering target includes at least one metal selected from copper, indium and gallium and a sodium containing compound.
    Type: Grant
    Filed: October 19, 2010
    Date of Patent: May 3, 2011
    Assignee: MiaSole
    Inventors: Daniel R. Juliano, Robert Tas, Neil Mackie, Abdelouahab Ziani
  • Energy transfer through coupling from photovoltaic modules
    Publication number: 20110017282
    Abstract: A photovoltaic module assembly includes a photovoltaic module which is capable of wirelessly coupling to an energy-receiving device in order to transfer energy.
    Type: Application
    Filed: July 24, 2009
    Publication date: January 27, 2011
    Inventors: Robert Tas, Aaron Schultz