Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6906894 | Write head having a recessed, magnetic adjunct pole formed atop a main pole, and method of making the same | Yingjian Chen, Xiaozhong Dang, Kroum S. Stoev, Hai Jiang, Yugang Wang +1 more | 2005-06-14 |
| 6809899 | Magnetic heads for perpendicular recording with trapezoidal pole tips | Yingjian Chen, Yugang Wang, Xizeng Shi, Kyusik Sin, Hugh C. Hiner | 2004-10-26 |
| 6791793 | Perpendicular recording write head having a recessed magnetic adjunct pole and method of making the same | Yingjian Chen, Xiaozhong Dang, Kroum S. Stoev, Hai Jiang, Yugang Wang +1 more | 2004-09-14 |
| 6724572 | Inductive transducer with recessed leading pole layer | Kroum S. Stoev, Yugang Wang, Yingjian Chen, Xiaozhong Dang | 2004-04-20 |
| 6721138 | Inductive transducer with stitched pole tip and pedestal defining zero throat height | Yingjian Chen, Xizeng Shi, Hugh C. Hiner, Zi-Wen Dong, Matthew R. Gibbons +4 more | 2004-04-13 |
| 6468436 | Method and system for providing a magnetoresistive head having higher efficiency | Xizeng Shi, Hua-Ching Tong, Ming Zhao | 2002-10-22 |
| 6459552 | Thin film read head with coplanar pole tips | Hua-Ching Tong, Samuel W. Yuan | 2002-10-01 |
| 6392850 | Magnetoresistive transducer having a common magnetic bias using assertive and complementary signals | Hua-Ching Tong, Minshen Tan, Robert Earl Rottmayer, Jian Zhu, Samuel W. Yuan | 2002-05-21 |
| 6137661 | System for providing a magnetoresistive head having higher efficiency | Xizeng Shi, Hua-Ching Tong, Ming Zhao | 2000-10-24 |
| 6073338 | Thin film read head with coplanar pole tips | Hua-Ching Tong, Samuel W. Yuan | 2000-06-13 |
| 5876848 | Thin film magnetic structure having ferromagnetic and antiferromagnetic layers | Minshen Tan, Hua-Ching Tong, Swie-In Tan | 1999-03-02 |
| 5859754 | Magnetoresistive transducer having a common magnetic bias using assertive and complementary signals | Hua-Ching Tong, Minshen Tan, Robert Earl Rottmayer, Jian Zhu, Samuel W. Yuan | 1999-01-12 |
| 5792547 | Low noise magnetic head for high frequency recording | Minshen Tan, Hua-Ching Tong | 1998-08-11 |
| 5726841 | Thin film magnetic head with trimmed pole tips etched by focused ion beam for undershoot reduction | Hua-Ching Tong, Samuel W. Yuan, Vernon M. Riedlin, Jr., Pradeep K. Thayamballi | 1998-03-10 |
| 5705973 | Bias-free symmetric dual spin valve giant magnetoresistance transducer | Samuel W. Yuan, Hua-Ching Tong, Minshen Tan | 1998-01-06 |
| 5612098 | Method of forming a thin film magnetic structure having ferromagnetic and antiferromagnetic layers | Minshen Tan, Hua-Ching Tong, Swie-In Tan | 1997-03-18 |