Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7982987 | Methods and apparatus to detect surface characteristics on magnetic read/write heads | Youping Deng, Randall George Simmons, Huiping Yang | 2011-07-19 |
| 7283329 | Head shock resistance and head load/unload protection for reducing disk errors and defects, and enhancing data integrity of disk drives | Norbert A. Feliss, Yiyun Huang, Jennifer Lu | 2007-10-16 |
| 7167343 | Head shock resistance and head load/unload protection for reducing disk errors and defects, and enhancing data integrity of disk drives | Norbert A. Feliss, Yiyun Huang, Jennifer Lu | 2007-01-23 |
| 7023664 | Air bearing designs to reduce external van der waals and electrostatic forces | Robert Michael Crone, Gordon James Smith | 2006-04-04 |
| 6995952 | Head shock resistance and head load/unload protection for reducing disk errors and defects, and enhancing data integrity of disk drives | Norbert A. Feliss, Yiyun Huang, Jennifer Lu | 2006-02-07 |
| 6940692 | Magnetic recording head having a corrosion-protective layer of a metal salt of a perfluorinated polyether acid | Qing Dai, Paul Haruo Kasai | 2005-09-06 |
| 6932890 | Method for making a magnetic recording disk having a corrosion-protective layer of a perfluorinated polyether acid | Qing Dai, Paul Haruo Kasai | 2005-08-23 |
| 6916955 | Process for synthesizing perfluorinated polyethers with metal carboxylate end groups | Qing Dai, Paul Haruo Kasai | 2005-07-12 |
| 6638622 | Perfluorinated polyethers with metal carboxylate end groups as anti-wetting and corrosion-protective agents | Qing Dai, Paul Haruo Kasai | 2003-10-28 |
| 6136403 | Buffered nitrogenated carbon overcoat for data recording disks and method for manufacturing the same | Chanapatna Krishnamorthy Prabhakara, Amrik Singh Lehil, Stella Zofia Gornicki, Keith Samuel Goodson | 2000-10-24 |
| 5855746 | Buffered nitrogenated carbon overcoat for data recording disks and method for manufacturing the same | Chanapatna Krishnamorthy Prabhakara, Amrik Singh Lehil, Stella Zofia Gornicki, Keith Samuel Goodson | 1999-01-05 |
| 5068054 | Ferroelectric liquid crystals | Kathleen M. Betterton, William D. Hinsberg, Huu T. Nguyen, Robert J. Twieg | 1991-11-26 |