Inventor · disambiguated record

John Lloyd Matejczyk

Also filed as: MATEJCZYK JOHN LLOYD

1 granted patent·1 pending application·13 citations·filing 2007–2007

34Inventor score

Technology areasG10K H04R

Files withMATEJCZYK JOHN LLOYD2

Top patents by PatentIndex Score

2 records

0172US8542846B2Vehicle sound enhancing system and method of producingMATEJCZYK JOHN LLOYD·Filed 2007·Granted Sep 24, 2013·13 cites·19 claims
0229US2008205662A1Vehicle sound (s) enhancing accessory and methodMATEJCZYK JOHN LLOYD·Filed 2007·Application pending·0 cites

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