4. Metal working
  5. Method of mechanical manufacture
  6. Electrical device making

Lijie Guan

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Four sided shield structure for a perpendicular write head

Dynamic magnetic information storage or retrieval – Head – Core
Reexamination Certificate

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Magnetic head for perpendicular magnetic recording and...

Dynamic magnetic information storage or retrieval – Head – Core
Reexamination Certificate

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Magnetic head for perpendicular magnetic recording and...

Dynamic magnetic information storage or retrieval – Head – Core
Reexamination Certificate

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Magnetic head having angled pole portions

Dynamic magnetic information storage or retrieval – Head – Core
Reexamination Certificate

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Magnetic read-write head shield that prevents flux...

Dynamic magnetic information storage or retrieval – Head – Magnetoresistive reproducing head
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2182520

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