Inventor · disambiguated record
Curtiss A. Grau
Also filed as: GRAU CURTISS A
4 granted patents·1 pending application·37 citations·filing 1997–2021
75Inventor score
Technology areasB61G
Top patents by PatentIndex Score
5 records- 0157US6981599B2High capacity shear mechanismWESTINGHOUSE AIR BRAKE TECH CORP·Filed 2003·Granted Jan 3, 2006·6 cites·10 claims
- 0248US2023093266A1Drawbar for vehicle couplerDELLNER COUPLERS AB·Filed 2021·Application pending·0 cites
- 0347US6499613B1Coupler with extended emergency release and towing featureWESTINGHOUSE AIR BRAKE CO·Filed 1999·Granted Dec 31, 2002·17 cites·14 claims
- 0442US5954211ARoller equipped uncoupling camWESTINGHOUSE AIR BRAKE CO·Filed 1997·Granted Sep 21, 1999·9 cites·10 claims
- 0534US6000564ARoller equipped uncoupling camWESTINGHOUSE AIR BRAKE CO·Filed 1998·Granted Dec 14, 1999·5 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →