Patent | Date |
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Linear electric generator having an improved magnet and coil structure, and method of manufacture Grant 7,952,238 - Tu , et al. May 31, 2 | 2011-05-31 |
Linear electric generator having an improved magnet and coil structure, and method of manufacture App 20100289347 - Tu; Yu-Ta ;   et al. | 2010-11-18 |
Apparatus for self-generating a driving force to rotate a shaft without external power after initial activation Grant 7,602,130 - Tu , et al. October 13, 2 | 2009-10-13 |
Linear electric generator having an improved magnet and coil structure, and method of manufacture Grant 7,573,163 - Tu , et al. August 11, 2 | 2009-08-11 |
Linear electric generator having an improved magnet and coil structure, and method of manufacture App 20080054731 - Tu; Yu-Ta ;   et al. | 2008-03-06 |
Linear electric generator having an improved magnet and coil structure, and method of manufacturing Grant 7,309,934 - Tu , et al. December 18, 2 | 2007-12-18 |
Self-rechargeable portable telephone Grant 7,089,043 - Tu , et al. August 8, 2 | 2006-08-08 |
Self-rechargeable portable telephone device with electricity generated by movements made in any direction Grant 6,978,161 - Tu , et al. December 20, 2 | 2005-12-20 |
Linear electric generator having an improved magnet and coil structure, and method of manufacturing App 20050231044 - Tu, Yu-Ta ;   et al. | 2005-10-20 |
Linear electric generator having an improved magnet and coil structure, and method of manufacture App 20050225181 - Tu, Yu-Ta ;   et al. | 2005-10-13 |
Linear electric generator having an improved magnet and coil structure, and method of manufacture Grant 6,936,937 - Tu , et al. August 30, 2 | 2005-08-30 |
Self-rechargeable portable telephone Grant 6,915,145 - Tu , et al. July 5, 2 | 2005-07-05 |
Single body motor/generator dual function device Grant 6,828,691 - Tu , et al. December 7, 2 | 2004-12-07 |
Flat rotary electric generator Grant 6,794,783 - Tu , et al. September 21, 2 | 2004-09-21 |
Energy storage circuitry system Grant 6,765,375 - Tu , et al. July 20, 2 | 2004-07-20 |
Energy Storage Circuitry System App 20040135561 - Tu, Yu Ta ;   et al. | 2004-07-15 |
Flat Rotary Electric Generator App 20040135452 - Tu, Yu Ta ;   et al. | 2004-07-15 |
Self-rechargeable portable telephone device with electricity generated by movements made in any direction App 20040137961 - Tu, Yu-Ta ;   et al. | 2004-07-15 |
Linear electric generator having an improved magnet and coil structure, and method of manufacture App 20030234585 - Tu, Yu-Ta ;   et al. | 2003-12-25 |
Self-rechargeable portable telephone App 20030232627 - Tu, Yu-Ta ;   et al. | 2003-12-18 |
Single body motor/generator dual function device App 20030227227 - Tu, Yu-Ta ;   et al. | 2003-12-11 |
Self-rechargeable portable telephone App 20030228889 - Tu, Yu-Ta ;   et al. | 2003-12-11 |
Secondary cell App 20030228514 - Tu, Yu-Ta ;   et al. | 2003-12-11 |
Apparatus for self-generating a driving force App 20030210003 - Tu, Yu-Ta ;   et al. | 2003-11-13 |