Inventor · disambiguated record
James Stephen Clark
Also filed as: CLARK JAMES STEPHEN
3 granted patents·1 pending application·37 citations·filing 2000–2004
70Inventor score
Technology areasB61D
Files withTRN BUSINESS TRUST4
Top patents by PatentIndex Score
4 records- 0180US6470808B1Center beam car with increased load capacityTRN BUSINESS TRUST·Filed 2000·Granted Oct 29, 2002·26 cites·12 claims
- 0259US6712006B2Center beam car with increased load capacityTRN BUSINESS TRUST·Filed 2002·Granted Mar 30, 2004·7 cites·5 claims
- 0352US6550398B1Chafing reduction device for a center beam railway carTRN BUSINESS TRUST·Filed 2001·Granted Apr 22, 2003·4 cites·24 claims
- 0439US2005045061A1Center beam car with increased load capacityTRN BUSINESS TRUST·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →