Inventor · disambiguated record

Darrell Herbert Ketch

Also filed as: KETCH DARRELL HERBERT

2 granted patents·5 citations·filing 2004–2008

52Inventor score

Technology areasF26B

Files withMETSO PAPER USA INC2

Top patents by PatentIndex Score

2 records

0162US7975402B2Nozzle insert for a Yankee impingement hoodMETSO PAPER USA INC·Filed 2008·Granted Jul 12, 2011·2 cites·27 claims
0247US7448147B2Nozzle insert for a Yankee impingement hoodMETSO PAPER USA INC·Filed 2004·Granted Nov 11, 2008·3 cites·13 claims

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