Inventor · disambiguated record
John J. Grey
Also filed as: GREY JOHN J
4 granted patents·67 citations·filing 1993–1995
78Inventor score
Technology areasE01B
Files withBARNES GROUP INC4
Top patents by PatentIndex Score
4 records- 0188US5413442ABolt-nut assembly for railroad crossing frogsBARNES GROUP INC·Filed 1993·Granted May 9, 1995·32 cites·14 claims
- 0276USD367002SRailroad lock nut fastenerBARNES GROUP INC·Filed 1993·Granted Feb 13, 1996·21 cites·1 claims
- 0339USD367003SRailroad lock nut fastenerBARNES GROUP INC·Filed 1993·Granted Feb 13, 1996·4 cites·1 claims
- 0435US5603661ABolt-nut assembly for railroad crossing frogsBARNES GROUP INC·Filed 1995·Granted Feb 18, 1997·10 cites·42 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →