Patents by Inventor Jigish Trivedi

Jigish Trivedi 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).

  • PHOTOVOLTAIC DEVICES AND METHOD OF MANUFACTURING
    Publication number: 20240088319
    Abstract: A photovoltaic device includes a substrate structure and at least one Se-containing layer, such as a CdSeTe layer. A process for manufacturing the photovoltaic device includes forming the CdSeTe layer over a substrate by at least one of sputtering, evaporation deposition, CVD, chemical bath deposition process, and vapor transport deposition process. The process can also include controlling a thickness range of the Se-containing layer.
    Type: Application
    Filed: November 13, 2023
    Publication date: March 14, 2024
    Applicant: First Solar, Inc.
    Inventors: Dan Damjanovic, Markus Gloeckler, Feng Liao, Andrei Los, Dan Mao, Benjamin Milliron, Gopal Mor, Rick Powell, Kenneth Ring, Aaron Roggelin, Jigish Trivedi, Zhibo Zhao
  • PHOTOVOLTAIC DEVICE INCLUDING A P-N JUNCTION AND METHOD OF MANUFACTURING
    Publication number: 20240030367
    Abstract: A photovoltaic device includes a substrate structure and a p-type semiconductor absorber layer. A photovoltaic device may include a CdSeTe layer. A process for manufacturing a photovoltaic device includes forming a CdSeTe layer over a substrate. The process includes forming a p-type cadmium selenide telluride absorber layer.
    Type: Application
    Filed: September 25, 2023
    Publication date: January 25, 2024
    Applicant: First Solar, Inc.
    Inventors: Dan Damjanovic, Feng Liao, Rick Powell, Rui Shao, Jigish Trivedi, Zhibo Zhao
  • Photovoltaic devices and method of manufacturing
    Patent number: 11817516
    Abstract: A photovoltaic device includes a substrate structure and at least one Se-containing layer, such as a CdSeTe layer. A process for manufacturing the photovoltaic device includes forming the CdSeTe layer over a substrate by at least one of sputtering, evaporation deposition, CVD, chemical bath deposition process, and vapor transport deposition process. The process can also include controlling a thickness range of the Se-containing layer.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: November 14, 2023
    Assignee: First Solar, Inc.
    Inventors: Dan Damjanovic, Markus Gloeckler, Feng Liao, Andrei Los, Dan Mao, Benjamin Milliron, Gopal Mor, Rick Powell, Kenneth Ring, Aaron Roggelin, Jigish Trivedi, Zhibo Zhao
  • Photovoltaic device including a p-n junction and method of manufacturing
    Patent number: 11769844
    Abstract: A photovoltaic device includes a substrate structure and a p-type semiconductor absorber layer. A photovoltaic device may include a CdSeTe layer. A process for manufacturing a photovoltaic device includes forming a CdSeTe layer over a substrate. The process includes forming a p-type cadmium selenide telluride absorber layer.
    Type: Grant
    Filed: October 19, 2021
    Date of Patent: September 26, 2023
    Assignee: First Solar, Inc.
    Inventors: Dan Damjanovic, Feng Liao, Rick Powell, Rui Shao, Jigish Trivedi, Zhibo Zhao
  • PHOTOVOLTAIC DEVICES AND METHODS OF MAKING
    Publication number: 20220384668
    Abstract: Photovoltaic devices, and methods of making the same, are described. A photovoltaic device comprises a plurality of electrically connected photovoltaic cells, wherein the photovoltaic cells comprise a conducting layer having a first surface and a second surface, the first surface facing an absorber layer; an insulating material disposed on the second surface over at least one of the photovoltaic cells; a conductive member on the insulating material, wherein the insulating material is configured to electrically insulate the conductive member from the second surface; a bus member electrically coupled to the one of the plurality of photovoltaic cells and to the conductive member; and an edge seal comprising a sealant material extending over at least a portion of the one of the plurality of photovoltaic cells; wherein the bus member is disposed between the edge seal and the plurality of photovoltaic cells.
    Type: Application
    Filed: October 23, 2020
    Publication date: December 1, 2022
    Applicant: First Solar, Inc.
    Inventors: Christopher DiRubio, Markus Gloeckler, Weixin Li, Richard Malik, Jr., Riley Maxwell, Jason Sharrer, Jigish Trivedi
  • PHOTOVOLTAIC DEVICE INCLUDING A P-N JUNCTION AND METHOD OF MANUFACTURING
    Publication number: 20220045226
    Abstract: A photovoltaic device includes a substrate structure and a p-type semiconductor absorber layer. A photovoltaic device may include a CdSeTe layer. A process for manufacturing a photovoltaic device includes forming a CdSeTe layer over a substrate. The process includes forming a p-type cadmium selenide telluride absorber layer.
    Type: Application
    Filed: October 19, 2021
    Publication date: February 10, 2022
    Applicant: First Solar, Inc.
    Inventors: Dan Damjanovic, Feng Liao, Rick Powell, Rui Shao, Jigish Trivedi, Zhibo Zhao
  • PHOTOVOLTAIC DEVICES AND METHOD OF MANUFACTURING
    Publication number: 20200058818
    Abstract: A photovoltaic device includes a substrate structure and at least one Se-containing layer, such as a CdSeTe layer. A process for manufacturing the photovoltaic device includes forming the CdSeTe layer over a substrate by at least one of sputtering, evaporation deposition, CVD, chemical bath deposition process, and vapor transport deposition process. The process can also include controlling a thickness range of the Se-containing layer.
    Type: Application
    Filed: October 25, 2019
    Publication date: February 20, 2020
    Applicant: First Solar, Inc.
    Inventors: Dan Damjanovic, Markus Gloeckler, Feng Liao, Andrei Los, Dan Mao, Benjamin Milliron, Gopal Mor, Rick Powell, Kenneth Ring, Aaron Roggelin, Jigish Trivedi, Zhibo Zhao
  • Photovoltaic devices and method of manufacturing
    Patent number: 10529883
    Abstract: A photovoltaic device includes a substrate structure and at least one Se-containing layer, such as a CdSeTe layer. A process for manufacturing the photovoltaic device includes forming the CdSeTe layer over a substrate by at least one of sputtering, evaporation deposition, CVD, chemical bath deposition process, and vapor transport deposition process. The process can also include controlling a thickness range of the Se-containing layer.
    Type: Grant
    Filed: November 3, 2014
    Date of Patent: January 7, 2020
    Assignee: First Solar, Inc.
    Inventors: Dan Damjanovic, Markus Gloeckler, Feng Liao, Andrei Los, Dan Mao, Benjamin Milliron, Gopal Mor, Rick Powell, Kenneth Ring, Aaron Roggelin, Jigish Trivedi, Zhibo Zhao
  • Photovoltaic devices and method of manufacturing
    Patent number: 10461207
    Abstract: A photovoltaic device includes a substrate structure and at least one Se-containing layer, such as a CdSeTe layer. A process for manufacturing the photovoltaic device includes forming the CdSeTe layer over a substrate by at least one of sputtering, evaporation deposition, CVD, chemical bath deposition process, and vapor transport deposition process. The process can also include controlling a thickness range of the Se-containing layer.
    Type: Grant
    Filed: January 22, 2015
    Date of Patent: October 29, 2019
    Assignee: First Solar, Inc.
    Inventors: Dan Damjanovic, Markus Gloeckler, Feng Liao, Andrei Los, Dan Mao, Benjamin Milliron, Gopal Mor, Rick Powell, Kenneth Ring, Aaron Roggelin, Jigish Trivedi, Zhibo Zhao
  • PHOTOVOLTAIC DEVICE INCLUDING A P-N JUNCTION AND METHOD OF MANUFACTURING
    Publication number: 20190221685
    Abstract: A photovoltaic device includes a substrate structure and a p-type semiconductor absorber layer. A photovoltaic device may include a CdSeTe layer. A process for manufacturing a photovoltaic device includes forming a CdSeTe layer over a substrate. The process includes forming a p-type cadmium selenide telluride absorber layer.
    Type: Application
    Filed: March 25, 2019
    Publication date: July 18, 2019
    Applicant: First Solar, Inc.
    Inventors: Dan Damjanovic, Feng Liao, Rick Powell, Rui Shao, Jigish Trivedi, Zhibo Zhao
  • Photovoltaic device including a p-n junction and method of manufacturing
    Patent number: 10243092
    Abstract: A photovoltaic device includes a substrate structure and a p-type semiconductor absorber layer, the substrate structure including a CdSSe layer. A photovoltaic device may alternatively include a CdSeTe layer. A process for manufacturing a photovoltaic device includes forming a CdSSe layer over a substrate by at least one of sputtering, evaporation deposition, CVD, chemical bath deposition process, and vapor transport deposition process. The process includes forming a p-type absorber layer above the CdSSe layer.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: March 26, 2019
    Assignee: First Solar, Inc.
    Inventors: Dan Damjanovic, Feng Liao, Rick Powell, Rui Shao, Jigish Trivedi, Zhibo Zhao
  • High efficiency photovoltaic device employing cadmium sulfide telluride and method of manufacture
    Patent number: 9799784
    Abstract: A photovoltaic device is disclosed including at least one Cadmium Sulfide Telluride (CdSxTe1?x) layer as are methods of forming such a photovoltaic device.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: October 24, 2017
    Assignee: First Solar, Inc.
    Inventors: Arnold Allenic, Zhigang Ban, Benyamin Buller, Markus Gloeckler, Benjamin Milliron, Xilin Peng, Rick C. Powell, Jigish Trivedi, Oomman K. Varghese, Jianjun Wang, Zhibo Zhao
  • PHOTOVOLTAIC DEVICE INCLUDING A P-N JUNCTION AND METHOD OF MANUFACTURING
    Publication number: 20170271533
    Abstract: A photovoltaic device includes a substrate structure and a p-type semiconductor absorber layer, the substrate structure including a CdSSe layer. A photovoltaic device may alternatively include a CdSeTe layer. A process for manufacturing a photovoltaic device includes forming a CdSSe layer over a substrate by at least one of sputtering, evaporation deposition, CVD, chemical bath deposition process, and vapor transport deposition process. The process includes forming a p-type absorber layer above the CdSSe layer.
    Type: Application
    Filed: June 2, 2017
    Publication date: September 21, 2017
    Applicant: First Solar, Inc.
    Inventors: Dan Damjanovic, Feng Liao, Rick Powell, Rui Shao, Jigish Trivedi, Zhibo Zhao
  • Photovoltaic device including a P-N junction and method of manufacturing
    Patent number: 9698285
    Abstract: A photovoltaic device includes a substrate structure and a p-type semiconductor absorber layer, the substrate structure including a CdSSe layer. A photovoltaic device may alternatively include a CdSeTe layer. A process for manufacturing a photovoltaic device includes forming a CdSSe layer over a substrate by at least one of sputtering, evaporation deposition, CVD, chemical bath deposition process, and vapor transport deposition process. The process includes forming a p-type absorber layer above the CdSSe layer.
    Type: Grant
    Filed: February 3, 2014
    Date of Patent: July 4, 2017
    Assignee: First Solar, Inc.
    Inventors: Dan Damjanovic, Feng Liao, Rick Powell, Rui Shao, Jigish Trivedi, Zhibo Zhao
  • APPARATUS AND METHOD FOR IMPROVING EFFICIENCY OF THIN-FILM PHOTOVOLTAIC DEVICES
    Publication number: 20170054052
    Abstract: A method for producing, apparatus for producing and photovoltaic device including semiconductor layers with halide heat treated surfaces that increase grain growth within at least one of the semiconductor layers and improve the interface between the semiconductor layers. The halide heat treatment includes applying and heating multiple coatings of a halide compound on surfaces adjacent to or part of the semiconductor layers.
    Type: Application
    Filed: November 3, 2016
    Publication date: February 23, 2017
    Inventors: Markus Gloeckler, Akhlesh Gupta, Xilin Peng, Rick C. Powell, Jigish Trivedi, Jianjun Wang, Zhibo Zhao
  • Method and apparatus for electrically accessing photovoltaic modules
    Patent number: 9525381
    Abstract: An apparatus and a method for testing and/or conditioning photovoltaic modules. The apparatus includes a set of contacts for contacting electrical conductors of the module and a testing and/or conditioning system for testing and/or conditioning of the module and measuring parameters associated therewith.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: December 20, 2016
    Assignee: First Solar, Inc.
    Inventors: Imran Khan, Markus Gloeckler, Thomas Truman, Scott Jacoby, Michael Sweet, Jigish Trivedi, James E. Hinkle, Stephen P. Murphy
  • Method of reducing semiconductor window layer loss during thin film photovoltaic device fabrication, and resulting device structure
    Patent number: 9437760
    Abstract: A completed photovoltaic device and method forming it are described in which fluxing of a window layer into an absorber layer is mitigated by the presence of a sacrificial fluxing layer.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: September 6, 2016
    Assignee: FIRST SOLAR, INC.
    Inventors: Daniel Damjanovic, Rick C. Powell, Jigish Trivedi, Zhibo Zhao
  • PHOTOVOLTAIC DEVICES AND METHOD OF MANUFACTURING
    Publication number: 20160126395
    Abstract: A photovoltaic device includes a substrate structure and at least one Se-containing layer, such as a CdSeTe layer. A process for manufacturing the photovoltaic device includes forming the CdSeTe layer over a substrate by at least one of sputtering, evaporation deposition, CVD, chemical bath deposition process, and vapor transport deposition process. The process can also include controlling a thickness range of the Se-containing layer.
    Type: Application
    Filed: November 3, 2014
    Publication date: May 5, 2016
    Inventors: Dan Damjanovic, Markus Gloeckler, Feng Liao, Andrei Los, Dan Mao, Benjamin Milliron, Gopal Mor, Rick Powell, Kenneth Ring, Aaron Roggelin, Jigish Trivedi, Zhibo Zhao
  • PHOTOVOLTAIC DEVICES AND METHOD OF MANUFACTURING
    Publication number: 20160126396
    Abstract: A photovoltaic device includes a substrate structure and at least one Se-containing layer, such as a CdSeTe layer. A process for manufacturing the photovoltaic device includes forming the CdSeTe layer over a substrate by at least one of sputtering, evaporation deposition, CVD, chemical bath deposition process, and vapor transport deposition process. The process can also include controlling a thickness range of the Se-containing layer.
    Type: Application
    Filed: January 22, 2015
    Publication date: May 5, 2016
    Inventors: Dan Damjanovic, Markus Gloeckler, Feng Liao, Andrei Los, Dan Mao, Benjamin Milliron, Gopal Mor, Rick Powell, Kenneth Ring, Aaron Roggelin, Jigish Trivedi, Zhibo Zhao
  • Photovoltaic device with protective layer over a window layer and method of manufacture of the same
    Patent number: 9276154
    Abstract: A photovoltaic device including a protective layer between a window layer and an absorber layer, the protective layer inhibiting dissolving/intermixing of the window layer into the absorber layer during a device activation step, and methods of forming such photovoltaic devices.
    Type: Grant
    Filed: February 3, 2014
    Date of Patent: March 1, 2016
    Assignee: FIRST SOLAR, INC.
    Inventors: Daniel Damjanovic, Jing Guo, Sreenivas Jayaraman, Oleh P. Karpenko, Feng Liao, Chong Lim, Rick C. Powell, Jigish Trivedi, Zhibo Zhao