Inventor · disambiguated record

C. Bruce Blackwell

Also filed as: BLACKWELL C BRUCE

2 granted patents·1 citations·filing 2004–2005

30Inventor score

Technology areasB22F F01L

Files withHELIO PREC PRODUCTS INC2

Top patents by PatentIndex Score

2 records

0141US7628870B2Heat treated valve guide and method of makingHELIO PREC PRODUCTS INC·Filed 2005·Granted Dec 8, 2009·1 cites·15 claims
0233US7897102B2Method of making valve guide by powder metallurgy processHELIO PREC PRODUCTS INC·Filed 2004·Granted Mar 1, 2011·0 cites·8 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →