Assignee
ZHAO TIANYUN
1 granted patent·2 pending applications·3 citations·filing 2006–2008
Top patents by PatentIndex Score
3 records- 0147US7624826B2Portable power-saving and foldable electric wheel chairZHAO TIANYUN·Filed 2006·Granted Dec 1, 2009·3 cites·2 claims
- 0234US2010193262A1Light power-saving foldable electric wheelchair having a solar energy charging unitZHAO TIANYUN·Filed 2007·Application pending·0 cites
- 0328US2011240380A1sunshine angle adjustable solar energy electric wheel chairZHAO TIANYUN·Filed 2008·Application pending·0 cites
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