Kyusik Sin
45Patents
44h-index
39Co-inventors
81Inventor score
Filing activity: Aug 31, 1999 → May 27, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6809899B1 | Magnetic heads for perpendicular recording with trapezoidal pole tips | Emerging Cross-Sectional Technologies | 231 | Expired |
| US6353318B1 | Magnetoresistive sensor having hard biased current perpendicular to the plane sensor | Physics | 203 | Expired |
| US7444740B1 | Damascene process for fabricating poles in recording heads | Emerging Cross-Sectional Technologies | 186 | Expired |
| US6418048B1 | Spin-dependent tunneling sensor suitable for a magnetic memory | Physics | 177 | Expired |
| US7522377B1 | Magnetic write head with high moment magnetic thin film formed over seed layer | Emerging Cross-Sectional Technologies | 174 | Active |
| US6803615B1 | Magnetic tunnel junction MRAM with improved stability | Electricity | 169 | Expired |
| US6700759B1 | Narrow track width magnetoresistive sensor and method of making | Emerging Cross-Sectional Technologies | 168 | Expired |
| US7239478B1 | Write element for perpendicular recording in a data storage system | Physics | 167 | Expired |
| US6404601B1 | Merged write head with magnetically isolated poletip | Physics | 167 | Expired |
| US7296339B1 | Method for manufacturing a perpendicular magnetic recording head | Emerging Cross-Sectional Technologies | 165 | Expired |
| US7177117B1 | Magnetically soft, high saturation magnetization laminates of iron-cobalt-nitrogen and iron-nickel for magnetic head pole layers | Emerging Cross-Sectional Technologies | 164 | Expired |
| US6707083B1 | Magnetic tunneling junction with improved power consumption | Electricity | 161 | Expired |
| US7248431B1 | Method of fabricating a perpendicular recording write head having a gap with two portions | Emerging Cross-Sectional Technologies | 160 | Expired |
| US6639291B1 | Spin dependent tunneling barriers doped with magnetic particles | Electricity | 160 | Expired |
| US7911737B1 | Method and system for providing a PMR head having an antiferromagnetically coupled pole | Physics | 160 | Active |
| US7354664B1 | Magnetically soft, high saturation magnetization laminate of iron-cobalt-nitrogen and iron-nickel for perpendicular media underlayers | Emerging Cross-Sectional Technologies | 159 | Expired |
| US7911735B1 | Perpendicular magnetic recording head utilizing a nonmagnetic underlayer layer | Emerging Cross-Sectional Technologies | 158 | Active |
| US6661625B1 | Spin-dependent tunneling sensor with low resistance metal oxide tunnel barrier | Physics | 157 | Expired |
| US7012832B1 | Magnetic memory cell with plural read transistors | Physics | 157 | Expired |
| US8018677B1 | Magnetic recording head formed by damascene process | Emerging Cross-Sectional Technologies | 157 | Active |
| US6430806B1 | Method for manufacturing an inductive write element employing bi-layer photoresist to define a thin high moment pole pedestal | Emerging Cross-Sectional Technologies | 155 | Expired |
| US6747301B1 | Spin dependent tunneling barriers formed with a magnetic alloy | Electricity | 154 | Expired |
| US6744608B1 | Method and system for making TMR junctions | Physics | 154 | Expired |
| US6888184B1 | Shielded magnetic ram cells | Electricity | 154 | Expired |
| US7134185B1 | Method of making narrow track width magnetoresistive sensor | Emerging Cross-Sectional Technologies | 154 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.