Assignee
SUNWA SHARYO MFG CO
JP·11 granted patents·556 citations·filing 1975–1995
Top patents by PatentIndex Score
11 records- 0190US4688813ACarrier for rescuing patientsSUNWA SHARYO MFG CO·Filed 1986·Granted Aug 25, 1987·70 cites·3 claims
- 0286US4681330AHand truckSUNWA SHARYO MFG CO·Filed 1985·Granted Jul 21, 1987·65 cites·5 claims
- 0383US5197558AStair-climbing wheelchair carrierSUNWA SHARYO MFG CO·Filed 1991·Granted Mar 30, 1993·89 cites·4 claims
- 0482US4566550AStair-climbing wheelchair carrierSUNWA SHARYO MFG CO·Filed 1984·Granted Jan 28, 1986·67 cites·3 claims
- 0581US4898256AStair-climbing wheelchair carrier with crawlersSUNWA SHARYO MFG CO·Filed 1988·Granted Feb 6, 1990·102 cites·23 claims
- 0677US4062418AApparatus for supporting loads in a cartSUNWA SHARYO MFG CO·Filed 1976·Granted Dec 13, 1977·24 cites·3 claims
- 0766US5676215AStair-climbing crawler transporterSUNWA SHARYO MFG CO·Filed 1995·Granted Oct 14, 1997·30 cites·7 claims
- 0866US4432426AStair climbing wheelchair carrierSUNWA SHARYO MFG CO·Filed 1981·Granted Feb 21, 1984·27 cites·7 claims
- 0959US4771839AStair-climbing wheelchair carrierSUNWA SHARYO MFG CO·Filed 1987·Granted Sep 20, 1988·36 cites·3 claims
- 1052US4585241ACarrier for rescuing patientsSUNWA SHARYO MFG CO·Filed 1983·Granted Apr 29, 1986·26 cites·8 claims
- 1149US4033421AStairway-climbing cartSUNWA SHARYO MFG CO·Filed 1975·Granted Jul 5, 1977·20 cites·6 claims
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