Patents by Inventor Michael Seigler

Michael Seigler 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).

  • Devices including a diffusion barrier layer
    Patent number: 10699732
    Abstract: Devices that include a write pole; a near field transducer (NFT) that includes a peg and a disk, wherein the peg is at the ABS of the device; and a diffusion barrier layer positioned between the write pole and the peg of the NFT, the diffusion barrier layer including metals, nitrides, oxides, carbides, silicides, or amorphous material.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: June 30, 2020
    Assignee: Seagate Technology LLC
    Inventors: Yuhang Cheng, Scott Franzen, Michael Seigler, James Wessel, Tong Zhao, John Duda, Sarbeswar Sahoo, Hui Brickner, Michael Kautzky
  • Devices including metal layer
    Patent number: 10636440
    Abstract: Devices having an air bearing surface (ABS), the devices include a write pole; a near field transducer (NFT) including a peg and a disc, wherein the peg is at the ABS of the device; an overcoat, the overcoat including a low surface energy layer.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: April 28, 2020
    Assignee: Seagate Technology LLC
    Inventors: Yuhang Cheng, Ed F. Rejda, Andrew J. Boyne, Kurt W. Wierman, Michael Seigler, Scott Franzen, Jie Gong
  • Methods of forming portions of near field transducers (NFTS) and articles formed thereby
    Patent number: 10424324
    Abstract: Methods that include forming at least a portion of a near field transducer (NFT) structure; depositing a material onto at least one surface of the portion of the NFT to form a metal containing layer; and subjecting the metal containing layer to conditions that cause diffusion of at least a portion of the material into the at least one surface of the portion of the NFT; and devices formed thereby.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: September 24, 2019
    Assignee: Seagate Technology LLC
    Inventors: Yuhang Cheng, Sami Antrazi, Michael Seigler, Scott Franzen, Philip G. Pitcher, Edwin F. Rejda, Kurt W. Wierman
  • DEVICES INCLUDING METAL LAYER
    Publication number: 20190164571
    Abstract: Devices having an air bearing surface (ABS), the devices include a write pole; a near field transducer (NFT) including a peg and a disc, wherein the peg is at the ABS of the device; an overcoat, the overcoat including a low surface energy layer.
    Type: Application
    Filed: January 29, 2019
    Publication date: May 30, 2019
    Inventors: Yuhang Cheng, Ed F. Rejda, Andrew J. Boyne, Kurt W. Wierman, Michael Seigler, Scott Franzen, Jie Gong
  • Devices including an overcoat layer
    Patent number: 10304482
    Abstract: Devices having an air bearing surface (ABS), the devices include a write pole; a near field transducer (NFT) including a peg and a disc, wherein the peg is at the ABS of the device; an overcoat, the overcoat including a low surface energy layer.
    Type: Grant
    Filed: March 17, 2016
    Date of Patent: May 28, 2019
    Assignee: Seagate Technology LLC
    Inventors: Yuhang Cheng, Michael Seigler, Scott Franzen, Tong Zhao, Xiaoyue Huang, Steven C. Riemer, Robert Anthony Fernandez, Douglas H. Cole
  • Devices including metal layer
    Patent number: 10192573
    Abstract: Devices having an air bearing surface (ABS), the devices include a write pole; a near field transducer (NFT) including a peg and a disc, wherein the peg is at the ABS of the device; an overcoat, the overcoat including a low surface energy layer.
    Type: Grant
    Filed: March 17, 2016
    Date of Patent: January 29, 2019
    Assignee: Seagate Technology LLC
    Inventors: Yuhang Cheng, Ed F. Rejda, Andrew J. Boyne, Kurt W. Wierman, Michael Seigler, Scott Franzen, Jie Gong
  • Devices including an amorphous gas barrier layer
    Patent number: 10020011
    Abstract: Devices that include a near field transducer (NFT); an amorphous gas barrier layer positioned on at least a portion of the NFT; and a wear resistance layer positioned on at least a portion of the gas barrier layer.
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: July 10, 2018
    Assignee: Seagate Technology LLC
    Inventors: Yuhang Cheng, Kurt W. Wierman, Michael Seigler, Xiaoyue Huang, Scott Franzen
  • METHODS OF FORMING PORTIONS OF NEAR FIELD TRANSDUCERS (NFTS) AND ARTICLES FORMED THEREBY
    Publication number: 20180102137
    Abstract: Methods that include forming at least a portion of a near field transducer (NFT) structure; depositing a material onto at least one surface of the portion of the NFT to form a metal containing layer; and subjecting the metal containing layer to conditions that cause diffusion of at least a portion of the material into the at least one surface of the portion of the NFT; and devices formed thereby.
    Type: Application
    Filed: December 11, 2017
    Publication date: April 12, 2018
    Inventors: Yuhang Cheng, Sami Antrazi, Michael Seigler, Scott Franzen, Philip G. Pitcher, Edwin F. Rejda, Kurt W. Wierman
  • DEVICES INCLUDING A DIFFUSION BARRIER LAYER
    Publication number: 20180090160
    Abstract: Devices that include a write pole; a near field transducer (NFT) that includes a peg and a disk, wherein the peg is at the ABS of the device; and a diffusion barrier layer positioned between the write pole and the peg of the NFT, the diffusion barrier layer including metals, nitrides, oxides, carbides, silicides, or amorphous material.
    Type: Application
    Filed: November 30, 2017
    Publication date: March 29, 2018
    Inventors: Yuhang Cheng, Scott Franzen, Michael Seigler, James Wessel, Tong Zhao, John Duda, Sarbeswar Sahoo, Hui Brickner, Michael Kautzky
  • Methods of forming portions of near field transducers (NFTS) and articles formed thereby
    Patent number: 9842613
    Abstract: Methods that include forming at least a portion of a near field transducer (NFT) structure; depositing a material onto at least one surface of the portion of the NFT to form a metal containing layer; and subjecting the metal containing layer to conditions that cause diffusion of at least a portion of the material into the at least one surface of the portion of the NFT; and devices formed thereby.
    Type: Grant
    Filed: April 4, 2016
    Date of Patent: December 12, 2017
    Assignee: Seagate Technology LLC
    Inventors: Yuhang Cheng, Sami Antrazi, Michael Seigler, Scott Franzen, Philip G. Pitcher, Edwin F. Redja, Kurt W. Wierman
  • DEVICES INCLUDING AN AMORPHOUS GAS BARRIER LAYER
    Publication number: 20170213570
    Abstract: Devices that include a near field transducer (NFT); an amorphous gas barrier layer positioned on at least a portion of the NFT; and a wear resistance layer positioned on at least a portion of the gas barrier layer.
    Type: Application
    Filed: April 7, 2017
    Publication date: July 27, 2017
    Inventors: Yuhang Cheng, Kurt W. Wierman, Michael Seigler, Xiaoyue Huang, Scott Franzen
  • DEVICES INCLUDING A MULTILAYER GAS BARRIER LAYER
    Publication number: 20170125043
    Abstract: Devices that include a near field transducer (NFT); a multilayer gas barrier layer positioned on at least a portion of the NFT, the multilayer gas barrier layer including at least a first and a second sublayer, where the second gas barrier sublayer is positioned on the first gas barrier sublayer, the first gas barrier sublayer is positioned adjacent the NFT and the second gas barrier sublayer is positioned adjacent the wear resistant layer, the first and second sublayers independently have thicknesses from 0.01 nm to 5 nm; and a wear resistance layer positioned on at least a portion of the gas barrier layer.
    Type: Application
    Filed: January 17, 2017
    Publication date: May 4, 2017
    Inventors: Yuhang Cheng, Kurt W. Wierman, Michael Seigler, Scott Franzen
  • Devices including an amorphous gas barrier layer
    Patent number: 9620150
    Abstract: Devices that include a near field transducer (NFT); an amorphous gas barrier layer positioned on at least a portion of the NFT; and a wear resistance layer positioned on at least a portion of the gas barrier layer.
    Type: Grant
    Filed: October 21, 2015
    Date of Patent: April 11, 2017
    Assignee: Seagate Technology LLC
    Inventors: Yuhang Cheng, Kurt W. Wierman, Michael Seigler, Xiaoyue Huang, Scott Franzen
  • Devices including a multilayer gas barrier layer
    Patent number: 9552833
    Abstract: Devices that include a near field transducer (NFT); a multilayer gas barrier layer positioned on at least a portion of the NFT, the multilayer gas barrier layer including at least a first and a second sublayer, where the second gas barrier sublayer is positioned on the first gas barrier sublayer, the first gas barrier sublayer is positioned adjacent the NFT and the second gas barrier sublayer is positioned adjacent the wear resistant layer, the first and second sublayers independently have thicknesses from 0.01 nm to 5 nm; and a wear resistance layer positioned on at least a portion of the gas barrier layer.
    Type: Grant
    Filed: October 21, 2015
    Date of Patent: January 24, 2017
    Assignee: Seagate Technology LLC
    Inventors: Yuhang Cheng, Kurt W. Wierman, Michael Seigler, Scott Franzen
  • DEVICES INCLUDING AN OVERCOAT THAT INCLUDES A LOW THERMAL CONDUCTIVITY LAYER
    Publication number: 20160275973
    Abstract: Devices having an air bearing surface (ABS), the device including a write pole; a near field transducer (NFT) that includes a peg and a disc, wherein the peg is at the ABS of the device; an overcoat that includes a low thermal conductivity layer, the low thermal conductivity layer including a material that has a thermal conductivity of not greater than 5 W/mK.
    Type: Application
    Filed: March 17, 2016
    Publication date: September 22, 2016
    Inventors: Yuhang Cheng, Michael Seigler, Scott Franzen
  • DEVICES INCLUDING AN OVERCOAT LAYER
    Publication number: 20160275974
    Abstract: Devices having an air bearing surface (ABS), the devices include a write pole; a near field transducer (NFT) including a peg and a disc, wherein the peg is at the ABS of the device; an overcoat, the overcoat including a low surface energy layer.
    Type: Application
    Filed: March 17, 2016
    Publication date: September 22, 2016
    Inventors: Yuhang Cheng, Michael Seigler, Scott Franzen, Tong Zhao, Xiaoyue Huang, Steven C. Riemer, Robert Anthony Fernandez, Douglas H. Cole
  • DEVICES INCLUDING METAL LAYER
    Publication number: 20160275969
    Abstract: Devices having an air bearing surface (ABS), the devices include a write pole; a near field transducer (NFT) including a peg and a disc, wherein the peg is at the ABS of the device; an overcoat, the overcoat including a low surface energy layer.
    Type: Application
    Filed: March 17, 2016
    Publication date: September 22, 2016
    Inventors: Yuhang Cheng, Ed F. Rejda, Andrew J. Boyne, Kurt W. Wierman, Michael Seigler, Scott Franzen, Jie Gong
  • METHODS OF FORMING PORTIONS OF NEAR FIELD TRANSDUCERS (NFTS) AND ARTICLES FORMED THEREBY
    Publication number: 20160217812
    Abstract: Methods that include forming at least a portion of a near field transducer (NFT) structure; depositing a material onto at least one surface of the portion of the NFT to form a metal containing layer; and subjecting the metal containing layer to conditions that cause diffusion of at least a portion of the material into the at least one surface of the portion of the NFT; and devices formed thereby.
    Type: Application
    Filed: April 4, 2016
    Publication date: July 28, 2016
    Inventors: Yuhang Cheng, Sami Antrazi, Michael Seigler, Scott Franzen, Philip G. Pitcher, Edwin F. Redja, Kurt W. Wierman
  • Storage medium with layer(s) for enhanced heating
    Patent number: 9373348
    Abstract: An apparatus that includes a storage layer and a heating assistance element. The heating assistance element is adjacent to the storage layer or doped into the storage layer. The heating assistance element is configured to enhance spatial confinement of energy from a field to an area of the storage layer to which the field is applied.
    Type: Grant
    Filed: November 22, 2013
    Date of Patent: June 21, 2016
    Assignee: Seagate Technology LLC
    Inventors: Michael Seigler, Weibin Chen, Werner Scholz, Jan Ulrich Thiele, Lihong Zhang, Xiong Liu, Shashwat Shukla
  • DEVICES INCLUDING A DIFFUSION BARRIER LAYER
    Publication number: 20160133280
    Abstract: Devices that include a write pole; a near field transducer (NFT) that includes a peg and a disk, wherein the peg is at the ABS of the device; and a diffusion barrier layer positioned between the write pole and the peg of the NFT, the diffusion barrier layer including metals, nitrides, oxides, carbides, silicides, or amorphous material.
    Type: Application
    Filed: November 9, 2015
    Publication date: May 12, 2016
    Inventors: Yuhang Cheng, Scott Franzen, Michael Seigler, James Wessel, Tong Zhao, John Duda, Sarbeswar Sahoo, Hui Brickner, Michael Kautzky