WD MEDIA, LLC
160Patents
155Active
160Granted
63Portfolio score
Filing activity: Dec 19, 2003 → Jun 29, 2016 · 48 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8125723B1 | Predictive characterization of adjacent track erasure in recording media | Physics | 90 | Active |
| US8173282B1 | Perpendicular magnetic recording medium with an ordering temperature reducing layer | Physics | 90 | Active |
| US8605555B1 | Recording media with multiple bi-layers of heatsink layer and amorphous layer for energy assisted magnetic recording system and methods for fabricating the same | Physics | 88 | Active |
| US7549209B2 | Method of fabricating a magnetic discrete track recording disk | Emerging Cross-Sectional Technologies | 86 | Active |
| US7498062B2 | Method and apparatus for applying a voltage to a substrate during plating | Chemistry; Metallurgy | 82 | Active |
| US7924519B2 | Eccentricity determination for a disk | Physics | 81 | Active |
| US8530065B1 | Composite magnetic recording medium | Physics | 79 | Active |
| US7686606B2 | Imprint embossing alignment system | Emerging Cross-Sectional Technologies | 78 | Active |
| US8619381B2 | System and method for improving head positioning | Physics | 78 | Active |
| US7911736B2 | Storage device and method of using a head that has a concave surface when powered down | Emerging Cross-Sectional Technologies | 77 | Active |
| US8125724B1 | Predictive characterization of adjacent track erasure in recording media | Physics | 77 | Active |
| US8404056B1 | Process control for a sonication cleaning tank | Physics | 76 | Active |
| US8685214B1 | Magnetic shunting pads for optimizing target erosion in sputtering processes | Chemistry; Metallurgy | 75 | Active |
| US8404369B2 | Electroless coated disks for high temperature applications and methods of making the same | Physics | 75 | Active |
| US8496466B1 | Press system with interleaved embossing foil holders for nano-imprinting of recording media | Physics | 75 | Active |
| US8100685B1 | Imprint embossing alignment system | Emerging Cross-Sectional Technologies | 75 | Active |
| US7471484B2 | Patterned medium and recording head | Physics | 75 | Expired |
| US8399809B1 | Load chamber with heater for a disk sputtering system | Physics | 75 | Active |
| US8316668B1 | Composite magnetic recording medium | Chemistry; Metallurgy | 75 | Active |
| US8584687B1 | Sonication cleaning system | Performing Operations; Transporting | 74 | Active |
| US7425719B2 | Method and apparatus for selectively providing data from a test head to a processor | Physics | 74 | Expired |
| US8488276B1 | Perpendicular magnetic recording medium with grain isolation magnetic anistropy layer | Emerging Cross-Sectional Technologies | 74 | Active |
| US8206789B2 | Glass substrates and methods of annealing the same | Emerging Cross-Sectional Technologies | 74 | Active |
| US7632087B2 | Composite stamper for imprint lithography | Performing Operations; Transporting | 73 | Expired |
| US8609263B1 | Systems and methods for forming magnetic media with an underlayer | Physics | 73 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.