Patents by Inventor Michael Kautzky
Michael Kautzky 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).
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Patent number: 10699732Abstract: 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: GrantFiled: November 30, 2017Date of Patent: June 30, 2020Assignee: Seagate Technology LLCInventors: Yuhang Cheng, Scott Franzen, Michael Seigler, James Wessel, Tong Zhao, John Duda, Sarbeswar Sahoo, Hui Brickner, Michael Kautzky
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Patent number: 10311906Abstract: Devices having an air bearing surfaces (ABS), the devices including a near field transducer (NFT) that includes a disc having a front edge; a peg, the peg having a front surface at the air bearing surface of the apparatus, an opposing back surface, a top surface that extends from the front surface to the back surface, two side surfaces that expend from the front surface to the back surface and a bottom surface that extends from the front surface to the back surface; and a barrier layer, the barrier layer separating at least the back surface of the peg from the disc and the barrier layer having a thickness from 10 nm to 50 nm.Type: GrantFiled: November 20, 2017Date of Patent: June 4, 2019Assignee: Seagate Technology LLCInventors: Martin Blaber, Jie Gong, Dimitar Dimitrov, Steven Riemer, Michael Kautzky, Tong Zhao, Yongjun Zhao
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Patent number: 10229704Abstract: Devices having air bearing surfaces (ABS), the devices including a near field transducer (NFT) that includes a disc configured to convert photons incident thereon into plasmons; and a peg configured to couple plasmons coupled from the disc into an adjacent magnetic storage medium, wherein at least one of a portion of the peg, a portion of the disc, or a portion of both the peg and the disc include a multilayer structure including at least two layers including at least one layer of a first material and at least one layer of a second material, wherein the first material and the second material are not the same and wherein the first and the second materials independently include aluminum (Al), antimony (Sb), bismuth (Bi), boron (B), barium (Ba), calcium (Ca), cerium (Ce), chromium (Cr), cobalt (Co), copper (Cu), erbium (Er), gadolinium (Gd), gallium (Ga), germanium (Ge), gold (Au), hafnium (Hf), indium (In), iridium (Ir), iron (Fe), lanthanum (La), magnesium (Mg), manganese (Mn), molybdenum (Mo), nickel (Ni), niType: GrantFiled: June 5, 2017Date of Patent: March 12, 2019Assignee: Seagate Technology LLCInventors: Martin Blaber, Tong Zhao, Justin Brons, Michael Kautzky
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Patent number: 10062401Abstract: Devices having air bearing surfaces (ABS), the devices include a near field transducer (NFT) that includes a disc; a peg, the peg including gold (Au), silver (Ag), copper (Cu), aluminum (Al), rhodium (Rh), iridium (Ir), or combinations thereof; and the peg having a front surface at the air bearing surface of the device, an opposing back surface, a top surface that extends from the front surface to the back surface, two side surfaces that extend from the front surface to the back surface and a bottom surface that extends from the front surface to the back surface; and a protective layer disposed on at least one surface of the peg, the protective layer comprising an oxide of a metal that has a higher oxidation tendency than that of the material of the peg.Type: GrantFiled: August 21, 2017Date of Patent: August 28, 2018Assignee: Seagate Technology LLCInventors: Tong Zhao, Justin Brons, Michael Kautzky
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Publication number: 20180090159Abstract: Devices having an air bearing surface (ABS) and including a write pole; a near field transducer (NFT) that includes a peg and a disc, wherein the peg includes a rear peg portion and a peg tip, the rear peg portion and the peg tip are different materials and the peg tip includes: one or more metals; one or more nanoparticles comprising oxides, nitrides, carbides or combinations thereof; one or more conducting oxides, conducting nitrides, conducting bromides, conducting carbides, or combinations thereof; one or more semiconductors; or combinations thereof.Type: ApplicationFiled: November 30, 2017Publication date: March 29, 2018Inventors: Tong Zhao, Yuhang Cheng, Martin Giles Blaber, Jie Gong, Edwin F. Rejda, Michael A. Seigler, Seung-Yeul Yang, Michael Kautzky, Yongjun Zhao, Justin Brons, Andrew J. Boyne, Kurt W. Wierman, Scott Franzen
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Publication number: 20180090160Abstract: 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: ApplicationFiled: November 30, 2017Publication date: March 29, 2018Inventors: Yuhang Cheng, Scott Franzen, Michael Seigler, James Wessel, Tong Zhao, John Duda, Sarbeswar Sahoo, Hui Brickner, Michael Kautzky
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Publication number: 20180075872Abstract: Devices having an air bearing surfaces (ABS), the devices including a near field transducer (NFT) that includes a disc having a front edge; a peg, the peg having a front surface at the air bearing surface of the apparatus, an opposing back surface, a top surface that extends from the front surface to the back surface, two side surfaces that expend from the front surface to the back surface and a bottom surface that extends from the front surface to the back surface; and a barrier layer, the barrier layer separating at least the back surface of the peg from the disc and the barrier layer having a thickness from 10 nm to 50 nm.Type: ApplicationFiled: November 20, 2017Publication date: March 15, 2018Inventors: Martin Blaber, Jie Gong, Dimitar Dimitrov, Steve Riemer, Michael Kautzky, Tong Zhao, Yongjun Zhao
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Patent number: 9824709Abstract: Devices having an air bearing surfaces (ABS), the devices including a near field transducer (NFT) that includes a disc having a front edge; a peg, the peg having a front surface at the air bearing surface of the apparatus, an opposing back surface, a top surface that extends from the front surface to the back surface, two side surfaces that expend from the front surface to the back surface and a bottom surface that extends from the front surface to the back surface; and a barrier layer, the barrier layer separating at least the back surface of the peg from the disc and the barrier layer having a thickness from 10 nm to 50 nm.Type: GrantFiled: May 27, 2016Date of Patent: November 21, 2017Assignee: Seagate Technology LLCInventors: Martin Blaber, Jie Gong, Dimitar Dimitrov, Steve Riemer, Michael Kautzky, Tong Zhao, Yongjun Zhao
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Publication number: 20170316793Abstract: Devices having air bearing surfaces (ABS), the devices including a near field transducer (NFT) that includes a disc configured to convert photons incident thereon into plasmons; and a peg configured to couple plasmons coupled from the disc into an adjacent magnetic storage medium, wherein at least one of a portion of the peg, a portion of the disc, or a portion of both the peg and the disc include a multilayer structure including at least two layers including at least one layer of a first material and at least one layer of a second material, wherein the first material and the second material are not the same and wherein the first and the second materials independently include aluminum (Al), antimony (Sb), bismuth (Bi), boron (B), barium (Ba), calcium (Ca), cerium (Ce), chromium (Cr), cobalt (Co), copper (Cu), erbium (Er), gadolinium (Gd), gallium (Ga), germanium (Ge), gold (Au), hafnium (Hf), indium (In), iridium (Ir), iron (Fe), lanthanum (La), magnesium (Mg), manganese (Mn), molybdenum (Mo), nickel (Ni), niType: ApplicationFiled: June 5, 2017Publication date: November 2, 2017Inventors: Martin Blaber, Tong Zhao, Justin Brons, Michael Kautzky
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Patent number: 9741381Abstract: Devices having air bearing surfaces (ABS), the devices include a near field transducer (NFT) that includes a disc; a peg, the peg including gold (Au), silver (Ag), copper (Cu), aluminum (Al), rhodium (Rh), iridium (Ir), or combinations thereof; and the peg having a front surface at the air bearing surface of the device, an opposing back surface, a top surface that extends from the front surface to the back surface, two side surfaces that extend from the front surface to the back surface and a bottom surface that extends from the front surface to the back surface; and a protective layer disposed on at least one surface of the peg, the protective layer comprising an oxide of a metal that has a higher oxidation tendency than that of the material of the peg.Type: GrantFiled: May 27, 2016Date of Patent: August 22, 2017Assignee: Seagate Technology LLCInventors: Tong Zhao, Justin Brons, Michael Kautzky
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Patent number: 9672848Abstract: Devices having air bearing surfaces (ABS), the devices including a near field transducer (NFT) that includes a disc configured to convert photons incident thereon into plasmons; and a peg configured to couple plasmons coupled from the disc into an adjacent magnetic storage medium, wherein at least one of a portion of the peg, a portion of the disc, or a portion of both the peg and the disc include a multilayer structure including at least two layers including at least one layer of a first material and at least one layer of a second material, wherein the first material and the second material are not the same and wherein the first and the second materials independently include aluminum (Al), antimony (Sb), bismuth (Bi), boron (B), barium (Ba), calcium (Ca), cerium (Ce), chromium (Cr), cobalt (Co), copper (Cu), erbium (Er), gadolinium (Gd), gallium (Ga), germanium (Ge), gold (Au), hafnium (Hf), indium (In), iridium (Ir), iron (Fe), lanthanum (La), magnesium (Mg), manganese (Mn), molybdenum (Mo), nickel (Ni), niType: GrantFiled: May 27, 2016Date of Patent: June 6, 2017Assignee: Seagate Technology LLCInventors: Martin Blaber, Tong Zhao, Justin Brons, Michael Kautzky
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Publication number: 20160351211Abstract: Devices having air bearing surfaces (ABS), the devices including a near field transducer (NFT) that includes a disc configured to convert photons incident thereon into plasmons; and a peg configured to couple plasmons coupled from the disc into an adjacent magnetic storage medium, wherein at least one of a portion of the peg, a portion of the disc, or a portion of both the peg and the disc include a multilayer structure including at least two layers including at least one layer of a first material and at least one layer of a second material, wherein the first material and the second material are not the same and wherein the first and the second materials independently include aluminum (Al), antimony (Sb), bismuth (Bi), boron (B), barium (Ba), calcium (Ca), cerium (Ce), chromium (Cr), cobalt (Co), copper (Cu), erbium (Er), gadolinium (Gd), gallium (Ga), germanium (Ge), gold (Au), hafnium (Hf), indium (In), iridium (Ir), iron (Fe), lanthanum (La), magnesium (Mg), manganese (Mn), molybdenum (Mo), nickel (Ni), niType: ApplicationFiled: May 27, 2016Publication date: December 1, 2016Inventors: Martin Blaber, Tong Zhao, Justin Brons, Michael Kautzky
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Publication number: 20160351221Abstract: Devices having an air bearing surfaces (ABS), the devices including a near field transducer (NFT) that includes a disc having a front edge; a peg, the peg having a front surface at the air bearing surface of the apparatus, an opposing back surface, a top surface that extends from the front surface to the back surface, two side surfaces that expend from the front surface to the back surface and a bottom surface that extends from the front surface to the back surface; and a barrier layer, the barrier layer separating at least the back surface of the peg from the disc and the barrier layer having a thickness from 10 nm to 50 nm.Type: ApplicationFiled: May 27, 2016Publication date: December 1, 2016Inventors: Martin Blaber, Jie Gong, Dimitar Dimitrov, Steve Riemer, Michael Kautzky, Tong Zhao, Yongjun Zhao
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Publication number: 20160275972Abstract: Devices having an air bearing surface (ABS) and including a write pole; a near field transducer (NFT) that includes a peg and a disc, wherein the peg includes a rear peg portion and a peg tip, the rear peg portion and the peg tip are different materials and the peg tip includes: one or more metals; one or more nanoparticles comprising oxides, nitrides, carbides or combinations thereof; one or more conducting oxides, conducting nitrides, conducting bromides, conducting carbides, or combinations thereof; one or more semiconductors; or combinations thereof.Type: ApplicationFiled: March 17, 2016Publication date: September 22, 2016Inventors: Tong Zhao, Yuhang Cheng, Martin Giles Blaber, Jie Gong, Edwin F. Rejda, Michael A. Seigler, Seung-Yeul Yang, Michael Kautzky, Yongjun Zhao, Justin Brons, Andrew J. Boyne, Kurt W. Wierman, Scott Franzen
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Publication number: 20160133280Abstract: 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: ApplicationFiled: November 9, 2015Publication date: May 12, 2016Inventors: Yuhang Cheng, Scott Franzen, Michael Seigler, James Wessel, Tong Zhao, John Duda, Sarbeswar Sahoo, Hui Brickner, Michael Kautzky
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Patent number: 9297959Abstract: Disclosed herein is a method for fabricating an optical device that includes depositing an etch stop material to form an etch stop layer, wherein the etch stop material has a refractive index in the infrared wavelength range, n1; depositing a core material to form a core layer, wherein the core material has a refractive index in the infrared wavelength range, n2; and etching the core layer using a halide based etch process, wherein the etch stop material has an etch rate in the halide based etch process and the core material has an etch rate in the halide based etch process, wherein the etch rate of the core material is at least about five times higher than the etch rate of the etch stop material, and wherein n1 is not greater than n2.Type: GrantFiled: September 29, 2011Date of Patent: March 29, 2016Assignee: Seagate Technology LLCInventors: Xiaoyue Huang, Lijuan Zou, Yongjun Zhao, Michael Kautzky
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Patent number: 9082421Abstract: An apparatus disclosed herein comprises a reader structure having a sensor stack and a bottom shield having a first end and a second end on opposite sides of the bottom shield in a cross-track direction, wherein the first end is formed by intersection of arcs.Type: GrantFiled: August 29, 2013Date of Patent: July 14, 2015Assignee: SEAGATE TECHNOLOGY LLCInventors: Michael Kautzky, Venkateswara Inturi
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Publication number: 20150062756Abstract: An apparatus disclosed herein comprises a reader structure having a sensor stack and a bottom shield having a first end and a second end on opposite sides of the bottom shield in a cross-track direction, wherein the first end is formed by intersection of arcs.Type: ApplicationFiled: August 29, 2013Publication date: March 5, 2015Applicant: Seagate Technology LLCInventors: Michael Kautzky, Venkateswara Inturi
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Publication number: 20130084441Abstract: Disclosed herein is a method for fabricating an optical device that includes depositing an etch stop material to form an etch stop layer, wherein the etch stop material has a refractive index in the infrared wavelength range, n1; depositing a core material to form a core layer, wherein the core material has a refractive index in the infrared wavelength range, n2; and etching the core layer using a halide based etch process, wherein the etch stop material has an etch rate in the halide based etch process and the core material has an etch rate in the halide based etch process, wherein the etch rate of the core material is at least about five times higher than the etch rate of the etch stop material, and wherein n1 is not greater than n2.Type: ApplicationFiled: September 29, 2011Publication date: April 4, 2013Applicant: SEAGATE TECHNOLOGY LLCInventors: Xiaoyue Huang, Lijuan Zou, Yongjun Zhao, Michael Kautzky
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Publication number: 20070097559Abstract: A multilayered magnetoresistive device includes a specular layer positioned on at least one sidewall and a copper layer is positioned between the specular layer and the sidewall.Type: ApplicationFiled: December 12, 2006Publication date: May 3, 2007Applicant: Seagate Technology LLCInventors: Song Xue, Paul Anderson, Michael Kautzky, Xuefei Tang, Patrick Ryan