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US Patent 11295768 Writer with laterally graded spin layer MsT

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Patent Inventor Names
Shohei Kawasaki0
Wenyu Chen0
Ying Liu0
Yuhui Tang0
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=112957680
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Patent Citations Received
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US Patent 11545175 Writer with laterally graded spin layer MsT
0
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Infobox
Is a
Patent
Patent
0
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
112957680
Date of Patent
April 5, 2022
0
Patent Application Number
170296980
Date Filed
September 23, 2020
0
Official Website
https://pdfpiw.uspto.gov/.piw?Docid=112957680
Patent Citations
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US Patent 10032469 Perpendicular magnetic recording (PMR) writer with improved trailing shield design
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US Patent 10032470 Magnetic recording head with spin torque oscillator, head gimbal assembly and magnetic recording apparatus
0
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US Patent 10037772 Low magnetic flux density interface layer for spin torque oscillator
0
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US Patent 10325618 Perpendicular magnetic recording (PMR) writer with one or more spin flipping elements in the gap
0
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US Patent 10446178 Writer with recessed spin flipping element in the write gap
0
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US Patent 10490216 Magnetic flux guiding device with antiferromagnetically coupled (AFC) oscillator in assisted writing application
0
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US Patent 10714129 Writer with recessed spin flipping element in the main pole surrounding gap
0
Patent Primary Examiner
‌
Craig A. Renner
0
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Website URL
https://pdfpiw.uspto.gov/.piw?Docid=11295768
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Article (+270 characters)
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 US Patent 11295768 Writer with laterally graded spin layer MsT

Article

A spin transfer torque reversal assisted magnetic recording (STRAMR) writer is disclosed wherein a spin torque oscillator has a flux guiding layer (FGL) wherein magnetization flips to a direction substantially opposing the write gap (WG) field when sufficient current (I

Infobox
Is a
Patent
Patent
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
11295768
Date of patent
April 5, 2022
Patent application number
17029698
Date Filed
September 23, 2020
Patent citations
‌
US Patent 10032469 Perpendicular magnetic recording (PMR) writer with improved trailing shield design
‌
US Patent 10032470 Magnetic recording head with spin torque oscillator, head gimbal assembly and magnetic recording apparatus
‌
US Patent 10037772 Low magnetic flux density interface layer for spin torque oscillator
‌
US Patent 10325618 Perpendicular magnetic recording (PMR) writer with one or more spin flipping elements in the gap
‌
US Patent 10446178 Writer with recessed spin flipping element in the write gap
‌
US Patent 10490216 Magnetic flux guiding device with antiferromagnetically coupled (AFC) oscillator in assisted writing application
‌
US Patent 10714129 Writer with recessed spin flipping element in the main pole surrounding gap
Patent primary examiner
‌
Craig A. Renner

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