Data Storage Institute
35Patents
0Active
35Granted
38Portfolio score
Filing activity: Jul 3, 1997 → Jul 29, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5969448A | Electric spindle motor | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US6020664A | Electric spindle motor | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US6597618B2 | Magnetic tunnel junction magnetic random access memory | Physics | 27 | Expired |
| US6518540B1 | Method and apparatus for providing ablation-free laser marking on hard disk media | Performing Operations; Transporting | 22 | Expired |
| US6822189B2 | Method of laser marking and apparatus therefor | Chemistry; Metallurgy | 22 | Expired |
| US6730197B2 | Oblique deposition apparatus | Electricity | 18 | Expired |
| US6500497B1 | Method of magnetically patterning a thin film by mask-controlled local phase transition | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6576867B1 | Method and apparatus for removal of mold flash | Electricity | 17 | Expired |
| US6693762B2 | Method and apparatus for load/unload testing of disk drives | Physics | 15 | Expired |
| US6219192A | Method and apparatus for the compensation of an additive signal in a data signal | Physics | 14 | Expired |
| US6718502B1 | Precoders for partial response channels | Electricity | 14 | Expired |
| US6611389B1 | Method of determining the variation of the clearance between a magnetic transducer and a recording media during track seeking | Physics | 14 | Expired |
| US6717308B2 | Electric spindle motor and method having magnetic starting/stopping device | Electricity | 13 | Expired |
| US6641702B2 | Sputtering device | Chemistry; Metallurgy | 12 | Expired |
| US6366081B1 | Method and apparatus for high throughput media defect testing using true reference value | Physics | 12 | Expired |
| US6777642B2 | Method and apparatus for cleaning surfaces | Physics | 11 | Expired |
| US6674201B2 | Spindle motor with an aerodynamic and hydrodynamic bearing assembly | Electricity | 11 | Expired |
| US6719841B2 | Manufacturing method for high-density magnetic data storage media | Physics | 10 | Expired |
| US6633457B1 | Actuator assembly with orthogonal force generation | Physics | 10 | Expired |
| US6522050B2 | Head suspension assembly with piezoelectric beam micron actuator | Physics | 8 | Expired |
| US6545378B2 | Electric spindle motor with magnetic bearing and hydrodynamic bearing | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6633439B1 | Optical recording system with aspherical solid immersion lens | Physics | 7 | Expired |
| US6699332B1 | Method of producing a magnetic recording medium | Electricity | 6 | Expired |
| US6794057B2 | Laminated antiferromagnetically coupled media for data storage | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6838637B2 | Method and apparatus for deflashing of integrated circuit packages | Performing Operations; Transporting | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.