Inventor · disambiguated record
John R. Barker
Also filed as: BARKER JOHN R · BARKER JOHN RHODES
4 granted patents·58 citations·filing 1991–2006
76Inventor score
Files withES PRODUCTS4
Top patents by PatentIndex Score
4 records- 0169US6095737ASheet metal anchor nail fastener with locking stapleES PRODUCTS·Filed 1999·Granted Aug 1, 2000·38 cites·20 claims
- 0255US7390156B1Sheet metal fasteners with multiple spreadable shanksES PRODUCTS·Filed 2006·Granted Jun 24, 2008·2 cites·8 claims
- 0339US5125779ASheet metal nails with coated headsES PRODUCTS·Filed 1991·Granted Jun 30, 1992·11 cites·9 claims
- 0436US5271144ACoil coating of sheet metal to provide localized corrosion protectionES PRODUCTS·Filed 1992·Granted Dec 21, 1993·7 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →