Inventor · disambiguated record
Helmut Kaufmann
Also filed as: KAUFMANN HELMUT · KAUFMANN HELMUT J
15 granted patents·2 pending applications·607 citations·filing 1974–2018
93Inventor score
Files withBALZERS HOCHVAKUUM5BOSCH GMBH ROBERT2DYNAMIT NOBEL AG2REFRACTORY INTELLECTUAL PROPERTY GMBH & CO KG2AMAG CASTING GMBH1
Top patents by PatentIndex Score
17 records- 0196US4346123AMethod of depositing hard wear-resistant coatings on substratesBALZERS HOCHVAKUUM·Filed 1980·Granted Aug 24, 1982·98 cites·4 claims
- 0295US5075181AHigh hardness/high compressive stress multilayer coated toolKENNAMETAL INC·Filed 1989·Granted Dec 24, 1991·75 cites·18 claims
- 0389US5156608AClip applicator for ligature clipsTROIDL HANS·Filed 1991·Granted Oct 20, 1992·329 cites·8 claims
- 0466US5525420AMethod for increasing the service life of tools and a wear protection-coated toolBALZERS HOCHVAKUUM·Filed 1994·Granted Jun 11, 1996·23 cites·7 claims
- 0564US4113811AProcess for the production of flexible explosive formed chargesDYNAMIT NOBEL AG·Filed 1976·Granted Sep 12, 1978·12 cites·9 claims
- 0656US5250779AMethod and apparatus for heating-up a substrate by means of a low voltage arc discharge and variable magnetic fieldBALZERS HOCHVAKUUM·Filed 1992·Granted Oct 5, 1993·18 cites·9 claims
- 0754US5229570AMethod of an apparatus for a centering of an electron beamBALZERS HOCHVAKUUM·Filed 1991·Granted Jul 20, 1993·11 cites·8 claims
- 0852US4132235AApparatus for treating printing platesBASF AG·Filed 1977·Granted Jan 2, 1979·12 cites·5 claims
- 0947US9302321B2Ceramic refractory stopperNITZL GERALD·Filed 2012·Granted Apr 5, 2016·0 cites·11 claims
- 1046US9802249B2Ceramic refractory stopperREFRACTORY INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2013·Granted Oct 31, 2017·0 cites·14 claims
- 1145US4015815AContamination-resistant valve for high-temperature, high-pressure applicationsBOSCH GMBH ROBERT·Filed 1975·Granted Apr 5, 1977·11 cites·14 claims
- 1242US4101620AProcess for producing a plastic sheet having parallel ribs extruding from both surfacesDYNAMIT NOBEL AG·Filed 1974·Granted Jul 18, 1978·12 cites·45 claims
- 1340US2019184599A1System for treating a refractory batch, use of such a system, method for treating a refractory batch, and use of a mouldREFRACTORY INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2016·Application pending·0 cites
- 1439US11597984B2Starting material, use thereof, and additive manufacturing process using said starting materialAMAG CASTING GMBH·Filed 2018·Granted Mar 7, 2023·0 cites·23 claims
- 1537US2019024219A1HARDENABLE Al-Mg-Si-BASED ALUMINUM ALLOYAMAG ROLLING GMBH·Filed 2017·Application pending·0 cites
- 1631US4094339AHigh temperature combustion shock deburring systemBOSCH GMBH ROBERT·Filed 1976·Granted Jun 13, 1978·3 cites·6 claims
- 1729US5001403AMethod and apparatus for centering an electron beamBALZERS HOCHVAKUUM·Filed 1990·Granted Mar 19, 1991·3 cites·11 claims
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