Yufeng Hu
32Patents
22h-index
35Co-inventors
81Inventor score
Filing activity: Aug 21, 2007 → May 26, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8634280B1 | Method and system for providing an energy assisted magnetic recording writer having a ring shaped NFT | Physics | 177 | Active |
| US8343364B1 | Double hard-mask mill back method of fabricating a near field transducer for energy assisted magnetic recording | Emerging Cross-Sectional Technologies | 175 | Active |
| US8385158B1 | Method and system for providing a magnetic recording transducer having a planarized near-field transducer and a sloped pole | Physics | 173 | Active |
| US8200054B1 | High efficiency grating coupling for light delivery in EAMR | Physics | 170 | Active |
| US8375565B2 | Method for providing an electronic lapping guide corresponding to a near-field transducer of an energy assisted magnetic recording transducer | Emerging Cross-Sectional Technologies | 168 | Active |
| US8077418B1 | Reducing thermal protrusion of a near field transducer in an energy assisted magnetic recording head | Emerging Cross-Sectional Technologies | 166 | Active |
| US8125856B1 | Method and system for optically coupling a laser with a transducer in an energy assisted magnetic recording disk drive | Physics | 163 | Active |
| US8307540B1 | Method for providing an energy assisted magnetic recording (EAMR) transducer | Emerging Cross-Sectional Technologies | 163 | Active |
| US8670295B1 | Method and system for optically coupling a laser with a transducer in an energy assisted magnetic recording disk drive | Physics | 162 | Active |
| US8565049B1 | Method and system for reducing thermal protrusion of an NFT | Physics | 161 | Active |
| US8491801B1 | Method and system for providing an NFT using a sacrificial NFT structure | Emerging Cross-Sectional Technologies | 158 | Active |
| US8721902B1 | Method and system for providing an energy assisted magnetic recording writer having a heat sink and NFT | Emerging Cross-Sectional Technologies | 158 | Active |
| US8077557B1 | Multiple aperture VCSEL EAMR heads | Physics | 156 | Active |
| US8279719B1 | Method and system for coupling a laser with a slider in an energy assisted magnetic recording disk drive | Physics | 155 | Active |
| US8259539B1 | Integration of a vertical cavity surface emitting laser (VCSEL) on an energy-assisted magnetic recording (EAMR) head | Emerging Cross-Sectional Technologies | 154 | Active |
| US8208350B1 | Energy assisted magnetic recording head having a near field transducer with reduced thermal protrusion | Emerging Cross-Sectional Technologies | 153 | Active |
| US8495813B1 | Method of making an energy-assisted magnetic recording apparatus | Emerging Cross-Sectional Technologies | 152 | Active |
| US8456963B1 | Method and system for an energy assisted magnetic recording head having a suspension-mounted laser | Physics | 148 | Active |
| US8749790B1 | Structure and method to measure waveguide power absorption by surface plasmon element | Physics | 137 | Active |
| US8753903B1 | Methods and apparatuses for performing wafer level characterization of a plasmon element | Electricity | 133 | Active |
| US8758083B1 | Method and system for adjusting lapping of a transducer using a disk windage | Emerging Cross-Sectional Technologies | 38 | Active |
| US8773956B1 | Bi-layer NFT-core spacer for EAMR system and method of making the same | Physics | 31 | Active |
| US9449625B1 | Heat assisted magnetic recording head having a plurality of diffusion barrier layers | Physics | 20 | Active |
| US8834728B1 | Method and system for providing an energy assisted magnetic recording writer having a self aligned heat sink and NFT | Physics | 7 | Active |
| US9286920B1 | Method for compensating for phase variations in an interferometric tapered waveguide in a heat assisted magnetic recording head | Physics | 6 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.