Assignee
BERKENHOFF GMBH
DE·27 granted patents·6 pending applications·276 citations·filing 1985–2021
Top patents by PatentIndex Score
33 records- 0189US6781081B2Wire electrode for spark erosion cuttingBERKENHOFF GMBH·Filed 2002·Granted Aug 24, 2004·23 cites·10 claims
- 0289US4935594AEroding electrode, in particular a wire electrode for the sparkerosive workingBERKENHOFF GMBH·Filed 1988·Granted Jun 19, 1990·47 cites·20 claims
- 0380US6794597B2Wire electrode with a structured interface surfaceBERKENHOFF GMBH·Filed 2002·Granted Sep 21, 2004·13 cites·18 claims
- 0477US5762726AWire electrode and process for producing a wire electrode, particular for a spark erosion processBERKENHOFF GMBH·Filed 1996·Granted Jun 9, 1998·31 cites·5 claims
- 0567US4766280AWire electrode for the spark erosive cuttingBERKENHOFF GMBH·Filed 1987·Granted Aug 23, 1988·14 cites·9 claims
- 0665US6447930B2Wire electrode and process for producing a wire electrode, particular for a spark erosion processBERKENHOFF GMBH·Filed 1998·Granted Sep 10, 2002·18 cites·10 claims
- 0763US6566622B1Wire electrodeBERKENHOFF GMBH·Filed 2000·Granted May 20, 2003·10 cites·14 claims
- 0862US4924050AWire electrode for use in spark-erosive cuttingBERKENHOFF GMBH·Filed 1989·Granted May 8, 1990·12 cites·10 claims
- 0961USD432396SWire spoolBERKENHOFF GMBH·Filed 1999·Granted Oct 24, 2000·11 cites·1 claims
- 1054US12434313B2Wire electrode for spark-erosion cutting and method for producing said wire electrodeBERKENHOFF GMBH·Filed 2020·Granted Oct 7, 2025·0 cites·26 claims
- 1154US5231270AWire electrodeBERKENHOFF GMBH·Filed 1991·Granted Jul 27, 1993·16 cites·3 claims
- 1254US4631237AWire electrode for spark-eroding systemsBERKENHOFF GMBH·Filed 1985·Granted Dec 23, 1986·16 cites·1 claims
- 1353US5981090APins for electronic assembliesBERKENHOFF GMBH·Filed 1997·Granted Nov 9, 1999·18 cites·5 claims
- 1452US12150543B2Brush comprising a carrier made of bamboo material and wire for forming staples for a brush of this typeBERKENHOFF GMBH·Filed 2020·Granted Nov 26, 2024·0 cites·27 claims
- 1551US2006018784A1Weld-solder fillerBERKENHOFF GMBH·Filed 2005·Application pending·0 cites
- 1650US6806433B2High-strength erosion electrodeBERKENHOFF GMBH·Filed 2001·Granted Oct 19, 2004·3 cites·7 claims
- 1748US12232604B2Brush having a bristle bunch fastened by means of clamps, and wire for producing such clampsBERKENHOFF GMBH·Filed 2020·Granted Feb 25, 2025·0 cites·14 claims
- 1846US6348667B2Wire electrode for the spark-erosive cutting of hard metalBERKENHOFF GMBH·Filed 2000·Granted Feb 19, 2002·2 cites·4 claims
- 1946US2004115089A1Weld-solder fillerBERKENHOFF GMBH·Filed 2003·Application pending·0 cites
- 2046US2023145912A1Wire electrode for spark-erosion cuttingBERKENHOFF GMBH·Filed 2021·Application pending·0 cites
- 2143US2022258262A1Wire electrode for wirecut electrical discharge machining with carbonaceous surface layer and the preparation methods thereofBERKENHOFF GMBH·Filed 2020·Application pending·0 cites
- 2242US5248104AWire-unwinding deviceBERKENHOFF GMBH·Filed 1991·Granted Sep 28, 1993·7 cites·11 claims
- 2341US2023307172A1Winding post for connecting to a coil body of an electromagnetic coilBERKENHOFF GMBH·Filed 2021·Application pending·0 cites
- 2439US5199162AMethod for the manufacture of a wire-electrode for spark-erosive cuttingBERKENHOFF GMBH·Filed 1991·Granted Apr 6, 1993·7 cites·7 claims
- 2539US2005029232A1High-strength erosion electrodeBERKENHOFF GMBH·Filed 2004·Application pending·0 cites
- 2634US6448527B1High-strength erosion electrodeBERKENHOFF GMBH·Filed 1997·Granted Sep 10, 2002·5 cites·18 claims
- 2734US5078032ADevice for cutting wireBERKENHOFF GMBH·Filed 1990·Granted Jan 7, 1992·7 cites·13 claims
- 2833US5140125AWire-electrode arrangement for spark-erosive cuttingBERKENHOFF GMBH·Filed 1990·Granted Aug 18, 1992·4 cites·10 claims
- 2930US5919322AAlloy, in particular for use in the manufacture of frames for glass, jewelry, and the likeBERKENHOFF GMBH·Filed 1997·Granted Jul 6, 1999·3 cites·11 claims
- 3029US4701302AFiller metal for weldingBERKENHOFF GMBH·Filed 1986·Granted Oct 20, 1987·3 cites·4 claims
- 3128US5908517AAlloy, in particular for use in the manufacture of frames for glass, jewelry, and the likeBERKENHOFF GMBH·Filed 1997·Granted Jun 1, 1999·2 cites·9 claims
- 3228US5270001AAlloy, in particular for use in the manufacture of jewelry, frames for glass, and the likeBERKENHOFF GMBH·Filed 1992·Granted Dec 14, 1993·3 cites·10 claims
- 3324US5259898AAlloy for spectacle wire frames and electronic component partsBERKENHOFF GMBH·Filed 1991·Granted Nov 9, 1993·1 cites·6 claims
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