Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12301181 | Digital audio power amplifier and power amplifier loop | Haijun Zhang, Wei Yao, Liming Du, Jiantao Cheng, Hongjun SUN | 2025-05-13 |
| 12254908 | System for controlling a critical dimension (CD) uniformity of a magnetic head device | Tom Zhong, Hiroshi Omine, Kunliang Zhang, Ruhang Ding, Min Li | 2025-03-18 |
| 11715491 | Method of ultra-fine critical dimension patterning for magnetic head devices | Tom Zhong, Hiroshi Omine, Kunliang Zhang, Ruhang Ding, Min Li | 2023-08-01 |
| 10992222 | Detection circuit and electronic device using the same | Zhifei YANG, Haijun Zhang, Wei Yao, Liming Du | 2021-04-27 |
| 10345878 | Apparatus and method for restarting an electronic device | Peng Zhu, William Robert Newberry, Shuyuan Shao | 2019-07-09 |
| 9774954 | Impedance detection circuit, method, and integrated circuit | Peng Zhu, Kenneth O'Brien, Yongliang Li | 2017-09-26 |
| 9768761 | Voltage comparator circuit and method | Lei Huang, Zhaohong Li | 2017-09-19 |
| 9460740 | Thermal assisted magnetic recording spot-size converter with finite ridge width | Matteo Staffaroni, Xuhui Jin, Weihao Xu, Ya-An Yang, Dayu Zhou | 2016-10-04 |
| 9337414 | Reader sensor structure and its method of construction | Min Li, Ruhang Ding, Cherng-Chyi Han, Minghui Yu | 2016-05-10 |
| 9005781 | Magnetic recording medium for perpendicular magnetic recording | B. Ramamurthy Acharya, E. Noel Abarra, Gunn Choe | 2015-04-14 |
| 8865008 | Two step method to fabricate small dimension devices for magnetic recording applications | Ruhang Ding, Hui-Chuan Wang, Minghui Yu, Min Li, Cherng-Chyi Han | 2014-10-21 |
| 8784674 | Method of making a PMR writer with graded side shield | Yan Wu, Zhigang Bai, Moris Dovek, Cherng-Chyi Han, Min Li +2 more | 2014-07-22 |
| 8611046 | PMR writer with graded side shield | Yan Wu, Zhigang Bai, Moris Dovek, Cherng-Chyi Han, Min Li +2 more | 2013-12-17 |
| 8287748 | Method of manufacturing magnetic head for perpendicular magnetic recording | Hironori Araki, Yoshitaka Sasaki, Hiroyuki Ito, Shigeki Tanemura, Min Li | 2012-10-16 |
| 8277962 | Magnetic recording medium for perpendicular magnetic recording | B. Ramamurthy Acharya, E. Noel Abarra, Gunn Choe | 2012-10-02 |
| 7901802 | Magnetic recording medium for perpendicular magnetic recording | B. Ramamurthy Acharya, E. Noel Abarra, Gunn Choe | 2011-03-08 |
| 7241516 | Soft magnetic underlayer with exchange coupling induced anisotropy for perpendicular magnetic recording media | B. Ramamurthy Acharya, Gunn Choe, Min Zheng | 2007-07-10 |
| 6811890 | Intermediate layer for antiferromagnetically exchange coupled media | Geon Choe, Kenneth E. Johnson | 2004-11-02 |