Inventor · disambiguated record

Thomas F. Marren

Also filed as: MARREN THOMAS F

1 granted patent·92 citations·filing 1992–1992

52Inventor score

Technology areasH04R

Files withKNOWLES ELECTRONICS INC1

Top patents by PatentIndex Score

1 record

0177US5222050AWater-resistant transducer housing with hydrophobic ventKNOWLES ELECTRONICS INC·Filed 1992·Granted Jun 22, 1993·92 cites·31 claims

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