Issued Patents 2004
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833780 | Mechanical translator with ultra low friction ferrofluid bearings | — | 2004-12-21 |
| 6812583 | Electrical generator with ferrofluid bearings | Hao Xin | 2004-11-02 |
| 6812598 | Multiple magnet transducer with differential magnetic strengths | Hao Xin | 2004-11-02 |
| 6809427 | Electrical generator with ferrofluid bearings | Hao Xin | 2004-10-26 |
| 6798090 | Electrical power generation by coupled magnets | Hao Xin | 2004-09-28 |
| 6768230 | Multiple magnet transducer | Hao Xin | 2004-07-27 |
| 6761986 | Thin film infrared transparent conductor | — | 2004-07-13 |