Patents by Inventor Mark Gubbins
Mark Gubbins 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).
-
Patent number: 11908499Abstract: A heat-assisted magnetic recording head includes a laser, a near-field transducer, a primary waveguide, a secondary waveguide, and a photodiode. The laser is configured to emit electromagnetic radiation. The near-field transducer is configured to focus and emit an optical near-field. The primary waveguide configured to receive the electromagnetic radiation and propagate the electromagnetic radiation toward and proximal to the near-field transducer. The secondary waveguide configured to receive a portion of the electromagnetic radiation from the primary waveguide. The photodiode configured to receive the portion of the electromagnetic radiation from the secondary waveguide and emit a signal that represents a magnitude of the electromagnetic radiation that the laser emits.Type: GrantFiled: June 29, 2022Date of Patent: February 20, 2024Inventors: Mark Gubbins, Christopher Neil Harvey, Aidan Goggin, Fadi El Hallak, Reshma Anamari Mohandas, Bryn John Howells, Scott Eugene Olson
-
Patent number: 11798582Abstract: A heat-assisted magnetic recording head comprises a near-field transducer (NFT). The NFT comprises a thermally-stabilized plasmonic alloy, wherein the thermally-stabilized plasmonic alloy comprises a plasmonic metal and at least one alloying metal.Type: GrantFiled: March 31, 2022Date of Patent: October 24, 2023Assignee: SEAGATE TECHNOLOGY LLCInventors: Anil Kumar Puri, Venancio Calero Vila, Evangelos Atmatzakis, Aji Baby, Paula Frances McElhinney, Beverley Rutherford McConnell, Marcus Benedict Mooney, Mark Gubbins
-
Patent number: 11587581Abstract: A near-field transducer or heat sink is formed via a first process. The near-field transducer or heat sink is transfer-printed to a read/write head via a second process.Type: GrantFiled: January 31, 2019Date of Patent: February 21, 2023Assignee: Seagate Technology LLCInventors: Mark Gubbins, Roger L. Hipwell, Jr., Marcus B. Mooney, Mark Ostrowski, Tong Zhao, Michael J. Hardy, Michael Christopher Kautzky, Neil Zuckerman, Declan Macken, Francis A. McGinnity
-
Publication number: 20220319543Abstract: A heat-assisted magnetic recording head comprises a near-field transducer (NFT). The NFT comprises a thermally-stabilized plasmonic alloy, wherein the thermally-stabilized plasmonic alloy comprises a plasmonic metal and at least one alloying metal.Type: ApplicationFiled: March 31, 2022Publication date: October 6, 2022Applicant: Seagate Technology LLCInventors: Anil Kumar Puri, Venancio Calero Vila, Evangelos Atmatzakis, Aji Baby, Paula Frances McElhinney, Beverley Rutherford McConnell, Marcus Benedict Mooney, Mark Gubbins
-
Publication number: 20220319542Abstract: A heat-assisted magnetic recording head comprises a near-field transducer (NFT). The NFT comprises a thermally-stabilized plasmonic alloy, wherein the thermally-stabilized plasmonic alloy comprises a plasmonic metal and at least one alloying metal.Type: ApplicationFiled: March 31, 2022Publication date: October 6, 2022Applicant: Seagate Technology LLCInventors: Anil Kumar Puri, Venancio Calero Vila, Evangelos Atmatzakis, Aji Baby, Paula Frances McElhinney, Beverley Rutherford McConnell, Marcus Benedict Mooney, Mark Gubbins
-
Patent number: 10984821Abstract: A near-field transducer or heat sink is formed via a first process. The near-field transducer or heat sink is transfer-printed to a read/write head via a second process.Type: GrantFiled: October 25, 2018Date of Patent: April 20, 2021Assignee: Seagate Technology LLCInventors: Mark Gubbins, Roger L. Hipwell, Jr., Marcus B. Mooney, Mark Ostrowski, Tong Zhao, Michael J. Hardy, Michael Christopher Kautzky, Neil Zuckerman, Declan Macken, Francis A. McGinnity
-
Patent number: 9899042Abstract: A data storage device data writer may arrange a write pole to be positioned uptrack from a front shield on an air bearing surface. The front shield can consist of a lamination of a first magnetic alloy material and a second magnetic alloy material. The second magnetic alloy material may be NiFe that has 80% iron by weight.Type: GrantFiled: February 8, 2016Date of Patent: February 20, 2018Assignee: Seagate Technology LLCInventors: Vijayaharan A. Venugopal, Muhammad Asif Bashir, Peter McGeehin, Marcus B. Mooney, Mark Gubbins
-
Patent number: 9607638Abstract: A recording head includes a layer of plasmonic metal deposited on a surface of the recording head. One or more non-self-supporting layers of crystalline material are attached to the plasmonic metal, the one or more layers of crystalline materials configured to form an active region of a laser. A waveguide is configured to receive plasmons from the laser and direct the plasmons to a recording medium.Type: GrantFiled: November 19, 2015Date of Patent: March 28, 2017Assignee: SEAGATE TECHNOLOGY LLCInventors: Scott Eugene Olson, Karim Tatah, Yi-Kuei Ryan Wu, Mark Gubbins, Marcus B. Mooney, Michael J. Hardy
-
Patent number: 9576595Abstract: A mounting surface of a read/write head is prepared to receive an epitaxial layer. The mounting surface is proximate a waveguide of the read/write head, and the waveguide is configured to receive an optical output from the epitaxial layer. The epitaxial layer is transfer printed on to the mounting surface. The mounting surface maintains a vertical alignment between the optical output and the waveguide. The epitaxial layer is processed to form a laser integrated with the read/write head.Type: GrantFiled: November 19, 2015Date of Patent: February 21, 2017Assignee: SEAGATE TECHNOLOGY LLCInventors: Roger L. Hipwell, Jr., Mark Ostrowski, Marcus B. Mooney, Michael J. Hardy, Scott Eugene Olson, Mark Gubbins
-
Patent number: 9437220Abstract: A data writing element may be configured at least with a write pole positioned adjacent a first shield along a first axis and adjacent a second shield along a second axis. The second shield may be separated from the write pole by a first gap distance on an air bearing surface (ABS) and by a second gap distance distal the ABS with the first and second gap distances meeting at a transition surface oriented parallel to the ABS.Type: GrantFiled: September 25, 2013Date of Patent: September 6, 2016Assignee: Seagate Technology LLCInventors: Muhammad Asif Bashir, Mark Gubbins, Swaraj Basu, Marcus B. Mooney
-
Patent number: 9343085Abstract: A data writer may be generally configured at least with a write pole adjacent to and separated from a side shield and a trailing shield. The side shield may be formed of a first material and configured with a trailing box region that is at least partially filled with a flux density insert formed of a second material that is different than the first material.Type: GrantFiled: November 11, 2015Date of Patent: May 17, 2016Assignee: Seagate Technology LLCInventors: Swaraj Basu, Mark Gubbins, Muhammad Asif Bashir, Prim Gangmei
-
Publication number: 20160064017Abstract: A data writer may be generally configured at least with a write pole adjacent to and separated from a side shield and a trailing shield. The side shield may be formed of a first material and configured with a trailing box region that is at least partially filled with a flux density insert formed of a second material that is different than the first material.Type: ApplicationFiled: November 11, 2015Publication date: March 3, 2016Applicant: Seagate Technology LLCInventors: Swaraj Basu, Mark Gubbins, Muhammad Asif Bashir, Prim Gangmei
-
Patent number: 9196267Abstract: A data writer may be generally configured at least with a write pole adjacent to and separated from a side shield and a trailing shield. The side shield may be formed of a first material and configured with a trailing box region that is at least partially filled with a flux density insert formed of a second material that is different than the first material.Type: GrantFiled: June 28, 2013Date of Patent: November 24, 2015Assignee: Seagate Technology LLCInventors: Swaraj Basu, Mark Gubbins, Muhammad Asif Bashir, Prim Gangmei
-
Patent number: 9099130Abstract: An apparatus includes an input region having a high-refractive-index material and an input surface configured to receive light emitted from a laser. An output surface of the apparatus is configured to deliver energy to a recording medium. The apparatus includes a plasmonic waveguide having a first elongated portion at an angle to the input surface and configured to receive the light through the input region. In response to receiving the light, surface plasmons are excited and guided to an end of the first elongated portion. The plasmonic waveguide includes a second elongated portion coupled to the end of the first elongated portion and configured to guide the surface plasmons to the output surface.Type: GrantFiled: July 12, 2013Date of Patent: August 4, 2015Assignee: SEAGATE TECHNOLOGY LLCInventors: Mark Gubbins, Marcus B. Mooney
-
Publication number: 20150085402Abstract: A data writing element may be configured at least with a write pole positioned adjacent a first shield along a first axis and adjacent a second shield along a second axis. The second shield may be separated from the write pole by a first gap distance on an air bearing surface (ABS) and by a second gap distance distal the ABS with the first and second gap distances meeting at a transition surface oriented parallel to the ABS.Type: ApplicationFiled: September 25, 2013Publication date: March 26, 2015Applicant: Seagate Technology LLCInventors: Muhammad Asif Bashir, Mark Gubbins, Swaraj Basu, Marcus B. Mooney
-
Publication number: 20150016238Abstract: An apparatus includes an input region having a high-refractive-index material and an input surface configured to receive light emitted from a laser. An output surface of the apparatus is configured to deliver energy to a recording medium. The apparatus includes a plasmonic waveguide having a first elongated portion at an angle to the input surface and configured to receive the light through the input region. In response to receiving the light, surface plasmons are excited and guided to an end of the first elongated portion. The plasmonic waveguide includes a second elongated portion coupled to the end of the first elongated portion and configured to guide the surface plasmons to the output surface.Type: ApplicationFiled: July 12, 2013Publication date: January 15, 2015Applicant: Seagate Technology LLCInventors: Mark Gubbins, Marcus B. Mooney
-
Publication number: 20150002959Abstract: A data writer may be generally configured at least with a write pole adjacent to and separated from a side shield and a trailing shield. The side shield may be formed of a first material and configured with a trailing box region that is at least partially filled with a flux density insert formed of a second material that is different than the first material.Type: ApplicationFiled: June 28, 2013Publication date: January 1, 2015Inventors: Swaraj Basu, Mark Gubbins, Muhammad Asif Bashir, Prim Gangmei
-
Patent number: 8649125Abstract: The application discloses pole tip shield assemblies for a magnetic write element. The shield assemblies disclosed include side shields to limit adjacent track interference. The side shields are truncated or notched at a midpoint to form an expanded non-magnetic gap along a trailing portion of the pole tip to enhance write field and/or field gradient. The expanded non-magnetic gap region is larger than the non-magnetic gap region along a leading portion of the pole tip.Type: GrantFiled: September 14, 2012Date of Patent: February 11, 2014Assignee: Seagate Technology LLCInventors: Swaraj Basu, Alex Yu Loong Wong, Muhammad Asif Bashir, Mark Gubbins, Robert W. Lamberton
-
Patent number: 8233233Abstract: in certain embodiments, an apparatus includes a write pole tip having a top side that has a monotonically decreasing slope that forms a convex profile between a write pole paddle and an air bearing surface. In certain embodiments, an apparatus includes a write pole tip having a first and second top bevel. The first top bevel is at an angle greater than the second top bevel with respect to a plane perpendicular to an air bearing surface of the write pole tip.Type: GrantFiled: June 30, 2011Date of Patent: July 31, 2012Assignee: Seagate Technology LLCInventors: Zhe Shen, Huaqing Yin, Jianhua Xue, Mark Gubbins, Alex Wong
-
Publication number: 20110243176Abstract: A method of producing a slider wafer populated with electromagnetic components optically aligned with photonic elements for HAMR applications. Laser chips are transferred from a laser substrate wafer to the slider wafer by a massively parallel printing transfer process. After wafer bonding the laser chips to the slider wafer, the shape and optical alignment of the photonic elements are precisely aligned en masse by lithographic processing.Type: ApplicationFiled: March 31, 2010Publication date: October 6, 2011Applicant: SEAGATE TECHNOLOGY LLCInventors: Marcus B. Mooney, Mark Gubbins, Brendan Lafferty, Alin Fecioru