Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7952238 | Linear electric generator having an improved magnet and coil structure, and method of manufacture | Yu-Ta Tu | 2011-05-31 |
| 7602130 | Apparatus for self-generating a driving force to rotate a shaft without external power after initial activation | Yu-Ta Tu | 2009-10-13 |
| 7573163 | Linear electric generator having an improved magnet and coil structure, and method of manufacture | Yu-Ta Tu | 2009-08-11 |
| 7309934 | Linear electric generator having an improved magnet and coil structure, and method of manufacturing | Yu-Ta Tu | 2007-12-18 |
| 7089043 | Self-rechargeable portable telephone | Yu-Ta Tu | 2006-08-08 |
| 6978161 | Self-rechargeable portable telephone device with electricity generated by movements made in any direction | Yu-Ta Tu | 2005-12-20 |
| 6936937 | Linear electric generator having an improved magnet and coil structure, and method of manufacture | Yu-Ta Tu | 2005-08-30 |
| 6915145 | Self-rechargeable portable telephone | Yu-Ta Tu | 2005-07-05 |
| 6828691 | Single body motor/generator dual function device | Yu-Ta Tu | 2004-12-07 |
| 6794783 | Flat rotary electric generator | Yu-Ta Tu | 2004-09-21 |
| 6765375 | Energy storage circuitry system | Yu-Ta Tu | 2004-07-20 |