Patents by Inventor Christopher Loren Platt

Christopher Loren Platt 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).

  • Helmholtz coil assisted PECVD carbon source
    Patent number: 10151025
    Abstract: The embodiments disclose an apparatus including at least two carbon source deposition tools for emitting electrons, at least two reflective polarity rear button permanent magnets integrated into the carbon source deposition tools for reflecting emitted electrons, and at least two paired polarity Helmholtz coils integrated into the carbon source deposition tools for forming uniform parallel magnetic field lines for confining the emitted electrons to uniformly deposit carbon onto the surfaces of a two-sided media disk.
    Type: Grant
    Filed: July 31, 2014
    Date of Patent: December 11, 2018
    Assignee: Seagate Technology LLC
    Inventors: Christopher Loren Platt, Zhaohui Fan, Samuel Lewis Tanaka, Chun Wai Joseph Tong, Thomas Larson Greenberg, Xiaoding Ma
  • HELMHOLTZ COIL ASSISTED PECVD CARBON SOURCE
    Publication number: 20160035546
    Abstract: The embodiments disclose an apparatus including at least two carbon source deposition tools for emitting electrons, at least two reflective polarity rear button permanent magnets integrated into the carbon source deposition tools for reflecting emitted electrons, and at least two paired polarity Helmholtz coils integrated into the carbon source deposition tools for forming uniform parallel magnetic field lines for confining the emitted electrons to uniformly deposit carbon onto the surfaces of a two-sided media disk.
    Type: Application
    Filed: July 31, 2014
    Publication date: February 4, 2016
    Inventors: Christopher Loren Platt, Zhaohui Fan, Samuel Lewis Tanaka, Chun Wai Joseph Tong, Thomas Larson Greenberg, Xiaoding Ma
  • Covalently bound monolayer for a protective carbon overcoat
    Patent number: 9040125
    Abstract: A magnetic data storage medium may include a substrate, a magnetic recording layer, a protective carbon overcoat, and a monolayer covalently bound to carbon atoms adjacent a surface of the protective carbon overcoat. According to this aspect of the disclosure, the monolayer comprises at least one of hydrogen, fluorine, nitrogen, oxygen, and a fluoro-organic molecule. In some embodiments, a surface of a read and recording head may also include a monolayer covalently bound to carbon atoms of a protective carbon overcoat.
    Type: Grant
    Filed: July 24, 2013
    Date of Patent: May 26, 2015
    Assignee: Seagate Technology LLC
    Inventors: Paul M. Jones, Xiaoping Yan, Lei Li, James Dillon Kiely, Christopher Loren Platt, Michael J. Stirniman, Jiping Yang, Yiao-Tee Hsia
  • Overcoats that include magnetic materials
    Patent number: 8824100
    Abstract: A device having an air bearing surface, the device including a writer portion having an air bearing surface at the air bearing surface of the device; and an overcoat layer disposed on at least a portion of the air bearing surface of the writer portion, wherein the overcoat includes a material having a magnetic moment of at least about 0.1 Tesla (T).
    Type: Grant
    Filed: May 21, 2012
    Date of Patent: September 2, 2014
    Assignee: Seagate Technology LLC
    Inventors: Brian William Karr, Joel William Hoehn, Declan Macken, Christopher Loren Platt, Mei-Ling Wu, Sarbeswar Sahoo, Michael Christopher Kautzky
  • Carbon-deuterium protective overcoat layer
    Patent number: 8771850
    Abstract: A substrate having a carbon-deuterium protective overcoat layer, and method for making the same. In some embodiments, the substrate includes a recording structure having a magnetic recording layer. A protective overcoat layer is Formed on the recording structure, the protective overcoat layer composed of carbon-carbon (C—C) and carbon-deuterium (C-D) bonds and having no carbon-hydrogen (C—H) bonds.
    Type: Grant
    Filed: March 16, 2012
    Date of Patent: July 8, 2014
    Assignee: Seagate Technology LLC
    Inventors: Paul Max Jones, Christopher Loren Platt, Emil John Catoc Esmenda, Lang Nhu Dinh, Junwei Huang, James Dillon Kiely
  • COVALENTLY BOUND MONOLAYER FOR A PROTECTIVE CARBON OVERCOAT
    Publication number: 20130337194
    Abstract: A magnetic data storage medium may include a substrate, a magnetic recording layer, a protective carbon overcoat, and a monolayer covalently bound to carbon atoms adjacent a surface of the protective carbon overcoat. According to this aspect of the disclosure, the monolayer comprises at least one of hydrogen, fluorine, nitrogen, oxygen, and a fluoro-organic molecule. In some embodiments, a surface of a read and recording head may also include a monolayer covalently bound to carbon atoms of a protective carbon overcoat.
    Type: Application
    Filed: July 24, 2013
    Publication date: December 19, 2013
    Applicant: SEAGATE TECHNOLOGY LLC
    Inventors: Paul M. Jones, Xiaoping Yan, Lei Li, James Dillon Kiely, Christopher Loren Platt, Michael J. Stirniman, Jiping Yang, Yiao-Tee Hsia
  • Carbon-Deuterium Protective Overcoat Layer
    Publication number: 20130244059
    Abstract: A substrate having a carbon-deuterium protective overcoat layer, and method for making the same. In some embodiments, the substrate includes a recording structure having a magnetic recording layer. A protective overcoat layer is Formed on the recording structure, the protective overcoat layer composed of carbon-carbon (C—C) and carbon-deuterium (C—D) bonds and having no carbon-hydrogen (C—H) bonds.
    Type: Application
    Filed: March 16, 2012
    Publication date: September 19, 2013
    Applicant: SEAGATE TECHNOLOGY LLC
    Inventors: Paul Max Jones, Christopher Loren Platt, Emil John Catoc Esmenda, Lang Nhu Dinh, Junwei Huang, James Dillon Kiely
  • Covalently bound monolayer for a protective carbon overcoat
    Patent number: 8518563
    Abstract: A magnetic data storage medium may include a substrate, a magnetic recording layer, a protective carbon overcoat, and a monolayer covalently bound to carbon atoms adjacent a surface of the protective carbon overcoat. According to this aspect of the disclosure, the monolayer comprises at least one of hydrogen, fluorine, nitrogen, oxygen, and a fluoro-organic molecule. In some embodiments, a surface of a read and recording head may also include a monolayer covalently bound to carbon atoms of a protective carbon overcoat.
    Type: Grant
    Filed: February 23, 2010
    Date of Patent: August 27, 2013
    Assignee: Seagate Technology LLC
    Inventors: Paul M. Jones, Xiaoping Yan, Lei Li, James Dillon Kiely, Christopher Loren Platt, Michael J. Stirniman, Jiping Yang, Yiao-Tee Hsia
  • OVERCOATS THAT INCLUDE MAGNETIC MATERIALS
    Publication number: 20130128385
    Abstract: A device having an air bearing surface, the device including a writer portion having an air bearing surface at the air bearing surface of the device; and an overcoat layer disposed on at least a portion of the air bearing surface of the writer portion, wherein the overcoat includes a material having a magnetic moment of at least about 0.1 Tesla (T).
    Type: Application
    Filed: May 21, 2012
    Publication date: May 23, 2013
    Applicant: SEAGATE TECHNOLOGY LLC
    Inventors: Brian William Karr, Joel William Hoehn, Declan Macken, Christopher Loren Platt, Mei-Ling Wu, Sarbeswar Sahoo, Michael Christopher Kautzky
  • COVALENTLY BOUND MONOLAYER FOR A PROTECTIVE CARBON OVERCOAT
    Publication number: 20110205665
    Abstract: A magnetic data storage medium may include a substrate, a magnetic recording layer, a protective carbon overcoat, and a monolayer covalently bound to carbon atoms adjacent a surface of the protective carbon overcoat. According to this aspect of the disclosure, the monolayer comprises at least one of hydrogen, fluorine, nitrogen, oxygen, and a fluoro-organic molecule. In some embodiments, a surface of a read and recording head may also include a monolayer covalently bound to carbon atoms of a protective carbon overcoat.
    Type: Application
    Filed: February 23, 2010
    Publication date: August 25, 2011
    Applicant: Seagate Technology LLC
    Inventors: Paul M. Jones, Xiaoping Yan, Lei Li, James Dillon Kiely, Christopher Loren Platt, Michael J. Stirniman, Jiping Yang, Yiao-Tee Hsia
  • Magnetic films including iridium, manganese and nitrogen
    Patent number: 6740398
    Abstract: Magnetic films comprising iridium, manganese and nitrogen (IrMnN) are disclosed. Multi-layer structures including ferromagnetic layers deposited on the IrMnN films are also disclosed. The IrMnN films have a (200) texture and may act as seed layers and/or exchange biasing layers for the ferromagnetic layers deposited thereon. The multi-layer structures are useful in applications such as read sensors for magnetic recording heads and soft magnetic underlayers for perpendicular magnetic recording media.
    Type: Grant
    Filed: November 9, 2001
    Date of Patent: May 25, 2004
    Assignee: Seagate Technology LLC
    Inventor: Christopher Loren Platt
  • Magnetic films including iridium, manganese and nitrogen
    Publication number: 20020098380
    Abstract: Magnetic films comprising iridium, manganese and nitrogen (IrMnN) are disclosed. Multi-layer structures including ferromagnetic layers deposited on the IrMnN films are also disclosed. The IrMnN films have a (200) texture and may act as seed layers and/or exchange biasing layers for the ferromagnetic layers deposited thereon. The multi-layer structures are useful in applications such as read sensors for magnetic recording heads and soft magnetic underlayers for perpendicular magnetic recording media.
    Type: Application
    Filed: November 9, 2001
    Publication date: July 25, 2002
    Inventor: Christopher Loren Platt