Inventor · disambiguated record

Paul Gumpel

Also filed as: GUEMPEL PAUL · GUMPEL PAUL

3 granted patents·51 citations·filing 1987–1995

71Inventor score

Technology areasC22C E21D F16L

Files withFISCHER ARTUR WERKE GMBH1 SCHWER GMBH EDELSTAHL FITTINGS1 THYSSEN EDELSTAHLWERKE AG1

Top patents by PatentIndex Score

3 records

0166US4788034AAge hardenable maetensitic steelTHYSSEN EDELSTAHLWERKE AG·Filed 1987·Granted Nov 29, 1988·19 cites·3 claims
0256US5393109APipe connection having a cutting ringSCHWER GMBH EDELSTAHL FITTINGS·Filed 1993·Granted Feb 28, 1995·28 cites·14 claims
0327US5637158AMethod for the manufacture of an expansible anchor consisting of corrosion-resistant steelFISCHER ARTUR WERKE GMBH·Filed 1995·Granted Jun 10, 1997·4 cites·5 claims

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