Assignee
YSD IND INC
US·4 granted patents·1 pending application·42 citations·filing 2001–2002
Top patents by PatentIndex Score
5 records- 0169US6659018B1Stop mechanism with dual pawls for gear operated doorYSD IND INC·Filed 2002·Granted Dec 9, 2003·22 cites·26 claims
- 0257US6647896B1Greaseless hanger assembly for a railcar doorYSD IND INC·Filed 2002·Granted Nov 18, 2003·8 cites·13 claims
- 0351US6807774B1Greaseless fulcrum for a railcar doorYSD IND INC·Filed 2002·Granted Oct 26, 2004·5 cites·21 claims
- 0445US6463861B1Anti-drift retarder for gear operated doorYSD IND INC·Filed 2001·Granted Oct 15, 2002·7 cites·22 claims
- 0530US2003000416A1Anti-spin/anti-drift mechanism for gear operated doorYSD IND INC·Filed 2001·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →