Inventor · Cupertino, CA, US

Yan Wu

75Patents
14h-index
32Co-inventors
80Inventor score

Filing activity: Apr 28, 2005 → Oct 30, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9230571B1 MgO based perpendicular spin polarizer in microwave assisted magnetic recording (MAMR) applications Physics 165 Active
US10325618B1 Perpendicular magnetic recording (PMR) writer with one or more spin flipping elements in the gap Physics 109 Active
US8264792B2 PMR writer device with multi-level tapered write pole Emerging Cross-Sectional Technologies 76 Active
US9966091B2 MgO based perpendicular spin polarizer in microwave assisted magnetic recording (MAMR) applications Physics 34 Active
US8125732B2 Tapered PMR write pole with straight side wall portion Physics 32 Active
US8824106B1 Two sensor reader for hard disk drive (HDD) Physics 31 Active
US10580441B1 Magnetic recording assisted by two spin hall effect (SHE) layers in the write gap Physics 25 Active
US8134802B2 Writer and reader arrangements for shingled writing Physics 23 Active
US8611046B2 PMR writer with graded side shield Physics 20 Active
US10522174B1 Magnetic flux guiding device with antiferromagnetically coupled (AFC) spin polarizer in assisted writing application Physics 19 Active
US10559318B1 Magnetic recording assisted by a single spin hall effect (SHE) layer in the write gap Physics 16 Active
US8184399B2 Magnetic write head with thin and thick portions for balancing writability and ate Physics 15 Active
US8274758B2 Composite writer shield for improving writer performance Physics 15 Active
US8542461B2 Writer shields with modified shapes for reduced flux shunting Physics 15 Active
US10490216B1 Magnetic flux guiding device with antiferromagnetically coupled (AFC) oscillator in assisted writing application Physics 13 Active
US8514524B2 Stabilized shields for magnetic recording heads Physics 13 Active
US10714132B1 Magnetic flux guiding devices all around main pole design without leading shield and side shields in assisted writing applications Physics 12 Active
US10770104B1 Alternative designs for magnetic recording assisted by a single spin hall effect (SHE) layer in the write gap Physics 11 Active
US8848495B1 Plasmon generator self-annealing with current injection in TAMR Physics 11 Active
US8817425B1 Dual-piece heat sink layer for robust reader in magnetic recording head Physics 10 Active
USD1056737S1 Meat thermometer General 10 Active
US10714127B1 Shape designs of magnetic flux guiding devices all around the main pole in assisted writing applications Physics 9 Active
US10699731B1 Permanent magnet assisted magnetic recording Physics 9 Active
US10714136B1 Alternative designs for magnetic recording assisted by two spin hall effect (SHE) layers in the write gap Physics 9 Active
US11043234B2 Spin transfer torque oscillator (STO) with spin torque injection to a flux generating layer (FGL) from two sides Physics 8 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.