Issued Patents All Time
Showing 101–120 of 120 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7477481 | Bilayer trailing shield gap for perpendicular head | Hung-Chin Guthrie, Aron Pentek, Sue Siyang Zhang, Tsung-Yuan Chen, Yinshi Liu | 2009-01-13 |
| 7469467 | Method of manufacturing a perpendicular write head | Yunxiao Gao, Hung-Chin Guthrie, Sue Siyang Zhang | 2008-12-30 |
| 7441325 | Perpendicular head with trailing shield and rhodium gap process | Yunxiao Gao, Hung-Chin Guthrie, Sue Siyang Zhang | 2008-10-28 |
| 7429493 | Method for fabricating a magnetic head for perpendicular recording using a CMP lift-off and resistant layer | Sue Siyang Zhang, Yi Zheng | 2008-09-30 |
| 7396768 | Copper damascene chemical mechanical polishing (CMP) for thin film head writer fabrication | Jian-Huei Feng, Hung-Chin Guthrie, Sue Siyang Zhang | 2008-07-08 |
| 7374621 | System and method for cleaning chemistry and processing during thin film magnetic head wafer fabrication | Hung-Chin Guthrie, Nick Lara, John Jaekoyun Yang | 2008-05-20 |
| 7306638 | Chemical mechanical polishing process for 2.45T CoFeNi structures of thin film magnetic heads | Hung-Chin Guthrie, Nick Lara | 2007-12-11 |
| 7287314 | One step copper damascene CMP process and slurry | Hung-Chin Guthrie, John Jaekoyun Yang | 2007-10-30 |
| 7279424 | Method for fabricating thin film magnetic heads using CMP with polishing stop layer | Hung-Chin Guthrie, Hong Bing Zhang | 2007-10-09 |
| 7264535 | Run-to-run control of backside pressure for CMP radial uniformity optimization based on center-to-edge model | Hung-Chin Guthrie, Yeak-Chong Wong | 2007-09-04 |
| 7220167 | Gentle chemical mechanical polishing (CMP) liftoff process | Jian-Huei Feng, Hung-Chin Guthrie, John Jaekoyun Yang | 2007-05-22 |
| 7217666 | Reactive ion milling/RIE assisted CMP | Hung-Chin Guthrie, Jerry Lo, Aron Pentek, Yi Zheng | 2007-05-15 |
| 7144518 | CMP for corrosion-free CoFe elements for magnetic heads | Christopher W. Bergevin, Hung-Chin Guthrie, Tom Harris, John Jaekoyun Yang | 2006-12-05 |
| 7081041 | Manufacturing method for forming a write head top pole using chemical mechanical polishing with a DLC stop layer | Hung-Chin Guthrie | 2006-07-25 |
| 7029376 | Process of fabricating write pole in magnetic recording head using rhodium CMP stop layer | Hung-Chin Guthrie, Jyh-Shuey Lo, Hong Bing Zhang | 2006-04-18 |
| 6984613 | Post chemical mechanical polishing cleaning solution for 2.45T CoFeNi structures of thin film magnetic heads | Hung-Chin Guthrie, Nick Lara | 2006-01-10 |
| D484518 | Refrigerator air filter | — | 2003-12-30 |
| 5957753 | Magnetic float polishing of magnetic materials | Ranga Komanduri | 1999-09-28 |
| 5931718 | Magnetic float polishing processes and materials therefor | Ranga Komanduri | 1999-08-03 |
| D297859 | Ceiling fan support or similar article | — | 1988-09-27 |