Inventor · disambiguated record

John H. J. Langen

Also filed as: LANGEN JOHN H J

1 granted patent·41 citations·filing 1989–1989

47Inventor score
Technology areasA22C
Files withLANGEN H J & SONS LTD1

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1 record

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