Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8537495 | Magnetic writer having a split yoke | Peng Luo, Zhigang Bai, Yugang Wang, Kroum S. Stoev | 2013-09-17 |
| 8514506 | Disk drive comprising a dual read element and delay circuitry to improve read signal | Shaoping Li, Yimin Guo, Sining Mao | 2013-08-20 |
| 8385157 | Method and system for performing EAMR recording at high density using a large thermal spot size | Eric J. Champion, Adam F. Torabi | 2013-02-26 |
| 8373945 | Magnetic writer having a split yoke | Peng Luo, Zhigang Bai, Yugang Wang, Kroum S. Stoev | 2013-02-12 |
| 8139301 | Disk drive comprising a dual read element and delay circuitry to improve read signal | Shaoping Li, Yimin Guo, Sining Mao | 2012-03-20 |
| 7688546 | Perpendicular magnetic recording head having nonmagnetic insertion layers | Zhigang Bai, Peng Luo, Kroum S. Stoev, Yugang Wang, Adam F. Torabi | 2010-03-30 |
| 7660080 | Read/write head with dynamic flying height control by magnetostriction | Kroum S. Stoev, Yugang Wang | 2010-02-09 |
| 7522379 | Write element with recessed pole and heat sink layer for ultra-high density writing | Mohamad Towfik Krounbi, Yining Hu, Ming Zhao, Kenneth Ting-Yuan Kung, Mark D. Thomas +2 more | 2009-04-21 |
| 7508627 | Method and system for providing perpendicular magnetic recording transducers | Lei Zhang, Danning Yang, Honglin Zhu, Ki Sup Chung, Yingjiang Chen | 2009-03-24 |
| 7443632 | Magnetic head with stitched top pole layer and single layer coil or solenoidal coil | Kroum S. Stoev, Yugang Wang | 2008-10-28 |
| 7375926 | Inductive writer design using a soft magnetic pedestal having a high magnetic saturation layer | Kroum S. Stoev, Yugang Wang, Yingjian Chen | 2008-05-20 |
| 7337530 | Method for manufacturing a shielded pole magnetic head for perpendicular recording | Kroum S. Stoev, Yugang Wang | 2008-03-04 |
| 7310204 | Inductive writer design for using a soft magnetic pedestal having a high magnetic saturation layer | Kroum S. Stoev, Yugang Wang, Yingjian Chen | 2007-12-18 |
| 7292409 | Magnetic head with thin trailing pedestal layer | Kroum S. Stoev, James Wang, Marcos M. Lederman, David J. Seagle | 2007-11-06 |
| 7283327 | Magnetic write head having resistive heater coil | Kroum S. Stoev, Mohamad Towfik Krounbi | 2007-10-16 |
| 7248433 | Magnetic head with stitched top pole layer and single layer coil or solenoidal coil | Kroum S. Stoev, Yugang Wang | 2007-07-24 |
| 7239478 | Write element for perpendicular recording in a data storage system | Kyusik Sin, Yinshi Liu, Benjamin Chen | 2007-07-03 |
| 7212384 | Magnetic read head with recessed hard bias and current leads | Kroum S. Stoev, Amritpal S. Rana | 2007-05-01 |
| 7193815 | Shielded pole magnetic head for perpendicular recording | Kroum S. Stoev, Yugang Wang | 2007-03-20 |
| 7126788 | Trailing edge recording magnetic head with reversed double bias coil and deflection pole for perpendicular recording with a non-perpendicular write field | Kroum S. Stoev, Yugang Wang | 2006-10-24 |
| 7126790 | Magnetic head for perpendicular recording with magnetic loop providing non-perpendicular write field | Kroum S. Stoev, Yugang Wang | 2006-10-24 |
| 7113366 | Double-nosed inductive transducer with reduced off-track writing | Yugang Wang, Kroum S. Stoev, Yingjian Chen | 2006-09-26 |
| 7092195 | Method of using a magnetic write head having an internal heater | Kroum S. Stoev, Mohamad Towfik Krounbi | 2006-08-15 |
| 6989972 | Magnetoresistive sensor with overlapping leads having distributed current | Kroum S. Stoev, Mathew Gibbons, Bogdan M. Simion, Aparna C. Vadde, Jing Zhang +2 more | 2006-01-24 |
| 6912106 | Writer with a hot seed zero throat and substantially flat top pole | Yingjian Chen, Qing He, Yugang Wang, Kroum S. Stoev, Xiaozhong Dang | 2005-06-28 |