Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11495846 | Secondary aggregate battery with spatial separation of operation temperatures | — | 2022-11-08 |
| 9673439 | Connecting structure for exteriorly connecting a battery cell and a load circuit by using two connecting graphite blocks | — | 2017-06-06 |
| 9301893 | Foldable scooter frame | — | 2016-04-05 |
| 9153850 | Battery pack with a heat dissipation structure | — | 2015-10-06 |
| 9004535 | Chassis for an electric vehicle | — | 2015-04-14 |
| 8758928 | Conductive structure for an electrode assembly of a lithium secondary battery | — | 2014-06-24 |
| 7699131 | Electric foldable wheelchair | — | 2010-04-20 |
| 7654356 | Folding electric scooter | — | 2010-02-02 |
| 7383904 | Auxiliary power unit starting apparatus for a wheelchair | — | 2008-06-10 |
| 7306247 | Suspension structure for an electric wheelchair | — | 2007-12-11 |
| D550592 | Controlling container for a streamline electric bicycle | — | 2007-09-11 |
| 7240586 | Auxiliary power unit starting apparatus for an electric bicycle | — | 2007-07-10 |
| D528492 | Streamline hub | — | 2006-09-19 |
| 7021641 | Suspension structure for wheelchair | — | 2006-04-04 |
| D510715 | Electric bicycle | — | 2005-10-18 |
| D508093 | Electric scooter | — | 2005-08-02 |
| 6834734 | Device for compensating directional offset of electrical scooter | — | 2004-12-28 |
| 6712369 | Anti-turnover mechanism of electrical wheelchair | — | 2004-03-30 |
| 6699616 | Battery housing for medical scooter | — | 2004-03-02 |
| 6357817 | Fast-dismountable covering panel for an electric cart | — | 2002-03-19 |
| D446478 | Maneuvering device for electric carts | — | 2001-08-14 |
| D444007 | Seat | — | 2001-06-26 |
| 6206119 | Electrical wheelchair with double frame structure | — | 2001-03-27 |
| 6170592 | Detachable framework for an electric cart | — | 2001-01-09 |
| 5941327 | Electric cart with two piece chassis | — | 1999-08-24 |