Shanlin Duan
28Patents
9h-index
36Co-inventors
71Inventor score
Filing activity: Nov 24, 1997 → Nov 8, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6143388A | Thin film disk with onset layer | Emerging Cross-Sectional Technologies | 49 | Expired |
| US6662623B2 | Apparatus and method for glide height calibration of disk surfaces by use of dual-zone laser texture | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6771453B2 | Glide slider fly height calibration method using disk spin down and slider dynamic scan | Physics | 18 | Expired |
| US6314814A | Method and apparatus for precise measurement of pressure dependence of head fly height using transitional thermal signals | Physics | 17 | Expired |
| US6477008B1 | Magnetic recording transducer with electronic shield | Physics | 15 | Expired |
| US8102613B2 | System, method and apparatus for determining track pitch in a hard disk drive to satisfy the requirements of both off-track capacity and adjacent track erasure | Physics | 15 | Active |
| US7692888B2 | Apparatus, system, and method for detection of fly height margin using controlled excitation of air bearing mode | Physics | 13 | Active |
| US6174582A | Thin film magnetic disk having reactive element doped refractory metal seed layer | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7121133B2 | System, method, and apparatus for glide head calibration with enhanced PZT channel for very low qualification glide heights | Physics | 10 | Expired |
| US6407891B1 | Magnetic read/write head having electromagnetic field cancellation element | Physics | 9 | Expired |
| US6965229B2 | Method of detecting polarity reversal in a magnetoresistive sensor | Physics | 8 | Expired |
| US6526639B2 | Method for burnishing hard disks | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7724462B2 | System, method and apparatus for direct head-disk clearance measurement by slider vibration and fly height calibration | Physics | 6 | Active |
| US6357095B1 | Hard disk burnishing head | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7271967B2 | System and method for determining whether defect in perpendicular recording disk drive is from thermal asperity or defect in magnetically soft underlayer | Physics | 5 | Expired |
| US6330122A | Magnetic tester for disk surface scan | Physics | 4 | Expired |
| US6413608B1 | Seed layer and underlayer with high and low oxygen concentration portions for hand disk magnetic recording medium on a glass substrate | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7173415B1 | System, method, and apparatus for detecting signal-to-noise ratio decay in perpendicular magnetic recording | Physics | 2 | Expired |
| US8618793B2 | High sensitivity glide sensor using frictional heating | Physics | 2 | Active |
| US6530258B2 | Disk drive laser melt bump disk for accurate glide calibration and certification processing | Physics | 2 | Expired |
| US6580266B2 | Thin film delamination detection for magnetic disks | Emerging Cross-Sectional Technologies | 2 | Expired |
| US8395857B2 | Simulating discrete track media with continuous media for head evaluation | Physics | 2 | Active |
| US7529049B2 | Method and system for testing of magnetic disks using F-BER | Physics | 1 | Active |
| US7969675B2 | Determination of the quality of an erase process for perpendicular magnetic recording disks | Physics | 1 | Active |
| US8133530B2 | One magnetic sided media for low cost and low capacity applications | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.