Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411403 | Method of making a hard disk drive write pole using a tri-tone attenuated phase shift mask | Yi Zheng, Ming Jiang, Donald G. Allen | 2025-09-09 |
| 11535965 | Multi-bar warp knitted fabric and knitting method thereof | Ningyi Shen, Lixia Fu | 2022-12-27 |
| 9274438 | Method and system for exposing photoresist in a microelectric device | Hongping Yuan, Hai Sun, Winnie Yu | 2016-03-01 |
| 9202480 | Double patterning hard mask for damascene perpendicular magnetic recording (PMR) writer | Xiaohai Xiang, Yun-Fei Li, Jinqiu Zhang, Hongping Yuan, Hai Sun | 2015-12-01 |
| 9104107 | DUV photoresist process | Hai Sun | 2015-08-11 |
| 9007719 | Systems and methods for using double mask techniques to achieve very small features | Hongping Yuan, Bing K. Yen, Ling Wang, Dujiang Wan, Hai Sun | 2015-04-14 |
| 9001467 | Method for fabricating side shields in a magnetic writer | Mingjun Yu, Hai Sun, Donghong Li | 2015-04-07 |
| 8703397 | Method for providing side shields for a magnetic recording transducer | Hai Sun | 2014-04-22 |
| 8518832 | Process for masking and removal of residue from complex shapes | Xiaoyu Yang, Yan Chen, Yunhe Huang, Jinqiu Zhang, Yang Xiang +1 more | 2013-08-27 |
| 8394280 | Resist pattern protection technique for double patterning application | Dujiang Wan, Hai Sun, Hongping Yuan, Ling Wang | 2013-03-12 |
| 8322023 | Method for providing a wrap-around shield for a magnetic recording transducer | Yunhe Huang, Ling Wang, Hai Sun | 2012-12-04 |
| 8169473 | Method and system for exposing a photoresist in a magnetic device | Winnie Yu, Hai Sun, Hongping Yuan | 2012-05-01 |
| 7910267 | Method and system for providing optical proximity correction for structures such as a PMR nose | Hai Sun, Hongping Yuan, Dujiang Wan, Ling Wang | 2011-03-22 |
| 7846643 | Method and system for providing a structure in a microelectronic device using a chromeless alternating phase shift mask | Hai Sun, Winnie Yu, Hongping Yuan, Yizhong Wang | 2010-12-07 |
| 7785666 | Methods for fabricating a magnetic recording device | Hai Sun, Liubo Hong, Hongping Yuan, Yizhong Wang, Winnie Yu | 2010-08-31 |