Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7394622 | Magnetic recording media with discrete tracks of magnetic material in a magnetically soft underlayer | Edward Charles Gage, Rene Johannes Marinus van de Veerdonk, Hans J. Richter, Terry McDaniel, Mark H. Kryder | 2008-07-01 |
| 7157031 | Method of replicating a textured surface | Hong Ying Wang | 2007-01-02 |
| 7033685 | High coercivity perpendicular magnetic recording media on polymer substrates | Jean L. Lee, Thomas P. Nolan, Hong Ying Wang | 2006-04-25 |
| 6838189 | Magnetic recording media with high SNR and high thermal stability | Jing Gui | 2005-01-04 |
| 6821627 | Planarization and corrosion protection of patterned magnetic media | Michael Joseph Stirniman, Li-Ping Wang | 2004-11-23 |
| 6680079 | Planarization and corrosion protection of patterned magnetic media | Michael Joseph Stirniman, Li-Ping Wang | 2004-01-20 |
| 6680106 | Magnetic recording media with Ru corrosion barrier layer | Raj Thangaraj, Charles Frederick Brucker, Huan Tang, Jing Gui | 2004-01-20 |
| 6596341 | Method of manufacturing magnetic recording media with high SNR and high thermal stability | Jing Gui | 2003-07-22 |
| 6589676 | Corrosion resistant magnetic thin film media | Jing Gui, Raj Thangaraj, Roger Alan Ristau, Samuel D. Harkness, IV | 2003-07-08 |
| 5232570 | Nitrogen-containing materials for wear protection and friction reduction | William Haines, Chongwon Byun, Earl Chrzaszcz Johns, Quock Ng, Durga P. Ravipati +1 more | 1993-08-03 |
| 4832763 | Method of stress-relief annealing a magnetic core containing amorphous material | Richard E. Kothmann | 1989-05-23 |
| 4816119 | Process for production of magnetic media | — | 1989-03-28 |
| 4645547 | Loss ferromagnetic materials and methods of improvement | Robert F. Krause | 1987-02-24 |
| 4535218 | Laser scribing apparatus and process for using | Robert F. Krause, William H. Kasner | 1985-08-13 |
| 4520335 | Transformer with ferromagnetic circuits of unequal saturation inductions | Robert F. Krause | 1985-05-28 |
| 4416707 | Secondary recrystallized oriented low-alloy iron | Karl Foster, Wayne M. Swift, Donald R. Thornburg | 1983-11-22 |
| 4255215 | Oriented low-alloy iron containing critical amounts of silicon and chromium | Donald R. Thornburg, Karl Foster | 1981-03-10 |
| 4251295 | Method of preparing an oriented low alloy iron from an ingot alloy having a high initial sulfur content | Karl Foster, Donald R. Thornburg | 1981-02-17 |
| 4251296 | Method of preparing an oriented-low-alloy iron from an ingot of controlled sulfur, manganese and oxygen contents | Donald R. Thornburg, Karl Foster | 1981-02-17 |