Assignee
SUNWA LTD
JP·4 granted patents·116 citations·filing 1997–2005
Top patents by PatentIndex Score
4 records- 0179US6158536AStair-climbing vehicle for wheelchairSUNWA LTD·Filed 1997·Granted Dec 12, 2000·76 cites·16 claims
- 0264US7347426B2Stair-climbing wheelchair carrierSUNWA LTD·Filed 2005·Granted Mar 25, 2008·11 cites·14 claims
- 0358US5996767AWheelchair transporter for use on an escalator and an escalator control system for transporting the wheelchair transporter on the escalatorSUNWA LTD·Filed 1997·Granted Dec 7, 1999·24 cites·11 claims
- 0445US7434815B2Stair climbing wheelchair carrierSUNWA LTD·Filed 2005·Granted Oct 14, 2008·5 cites·7 claims
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