Inventor · disambiguated record

Keith Lynn Lewallen

Also filed as: LEWALLEN KEITH LYNN

2 granted patents·108 citations·filing 2002–2007

69Inventor score

Technology areasB32B

Files withJELD WEN INC2

Top patents by PatentIndex Score

2 records

0193US7721500B2Multi-layered fire door and method for making the sameJELD WEN INC·Filed 2007·Granted May 25, 2010·38 cites·17 claims
0292US7185468B2Multi-layered fire door and method for making the sameJELD WEN INC·Filed 2002·Granted Mar 6, 2007·70 cites·5 claims

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