Inventor · disambiguated record
David Francis Lupton
Also filed as: LUPTON DAVID · LUPTON DAVID F · LUPTON DAVID FRANCIS
36 granted patents·7 pending applications·641 citations·filing 1974–2013
98Inventor score
Top patents by PatentIndex Score
43 records- 0192US6408929B2Method and apparatus for the production of precision castings by centrifugal casting with controlled solidificationALD VACUUM TECHN AG·Filed 2001·Granted Jun 25, 2002·19 cites·15 claims
- 0289US7815849B2Doped iridium with improved high-temperature propertiesHERAEUS GMBH W C·Filed 2006·Granted Oct 19, 2010·8 cites·9 claims
- 0388US6719034B2Process for producing a tube-shaped cathode sputtering targetHERAEUS GMBH W C·Filed 2001·Granted Apr 13, 2004·30 cites·23 claims
- 0485US6761755B2Composite membrane and production method thereforHERAEUS GMBH W C·Filed 2003·Granted Jul 13, 2004·44 cites·50 claims
- 0585US6250366B1Method for the production of precision castings by centrifugal casting with controlled solidificationALD VACUUM TECHN GMBH·Filed 1997·Granted Jun 26, 2001·21 cites·6 claims
- 0685US6089051AWarp-knit fabric of noble metal-containing wires, and method for the production thereofHERAEUS GMBH W C·Filed 1993·Granted Jul 18, 2000·49 cites·11 claims
- 0785US5762768ATarget for cathodic sputtering and method for producing the targetHERAEUS GMBH W C·Filed 1996·Granted Jun 9, 1998·65 cites·22 claims
- 0884US6039920AProcess for making rhenium-containing alloysHERAEUS GMBH W C·Filed 1998·Granted Mar 21, 2000·37 cites·15 claims
- 0982US6793784B1Tube targetHERAEUS GMBH W C·Filed 2000·Granted Sep 21, 2004·13 cites·4 claims
- 1080US5993545ACrucible for growing single crystals, process for making the same and use of the sameHERAEUS GMBH W C·Filed 1998·Granted Nov 30, 1999·47 cites·4 claims
- 1178US6800392B2Niobium alloy and hydrogen permeation membrane produced from itHERAEUS GMBH W C·Filed 2001·Granted Oct 5, 2004·24 cites·7 claims
- 1277US6645358B2Hollow cylindrical cathode sputtering target and process for producing itHERAEUS GMBH W C·Filed 2002·Granted Nov 11, 2003·14 cites·32 claims
- 1376US6663728B2Gold-free platinum material dispersion-strengthened by small, finely dispersed particles of base metal oxideHERAEUS GMBH W C·Filed 2001·Granted Dec 16, 2003·10 cites·26 claims
- 1475US6129997AMethod for manufacturing a welded shaped body dispersion-hardened platinum materialHERAEUS GMBH W C·Filed 1999·Granted Oct 10, 2000·33 cites·15 claims
- 1573US6384533B1Metal component and discharge lampHERAEUS GMBH W C·Filed 2000·Granted May 7, 2002·12 cites·4 claims
- 1673US6267801B1Method for producing a tubular hydrogen permeation membraneHERAEUS GMBH W C·Filed 1999·Granted Jul 31, 2001·45 cites·20 claims
- 1771US6414451B1High-pressure discharge lampW C HERAEUS HOLDING GMBH & CO·Filed 2000·Granted Jul 2, 2002·14 cites·28 claims
- 1870US5796019AMethod of manufacturing an electrically conductive cermetHERAEUS GMBH W C·Filed 1996·Granted Aug 18, 1998·37 cites·22 claims
- 1965US6649134B2Method and apparatus for reducing nitrous oxideHERAEUS GMBH W C·Filed 2001·Granted Nov 18, 2003·12 cites·14 claims
- 2062US7736752B2Pt/Pd alloy wires, strips or reshaped parts hardened by oxide dispersion, and process of producing the sameHERAEUS GMBH W C·Filed 2008·Granted Jun 15, 2010·3 cites·6 claims
- 2162US5232891AProcess for the manufacture of a gauze for a catalytic converter and a gauze for a catalytic converter manufactured according theretoHERAEUS GMBH W C·Filed 1991·Granted Aug 3, 1993·16 cites·13 claims
- 2261US8613788B2Increasing the strength of iridium, rhodium, and alloys thereofHORTIG UWE·Filed 2010·Granted Dec 24, 2013·1 cites·1 claims
- 2359US8226855B2Pt or Pt alloy materials hardened by oxide dispersion, produced by inner oxidation and having proportions of oxide and good ductilityMANHARDT HARALD·Filed 2008·Granted Jul 24, 2012·1 cites·18 claims
- 2459US6607787B2Process for producing a coating on a refractory structural memberHERAEUS GMBH W C·Filed 2001·Granted Aug 19, 2003·6 cites·30 claims
- 2559US5129572AProcess for the manufacture of a metallic composite wireHERAEUS GMBH W C·Filed 1991·Granted Jul 14, 1992·20 cites·5 claims
- 2659US3940295ALow expansion alloysINT NICKEL CO·Filed 1974·Granted Feb 24, 1976·9 cites·24 claims
- 2757US9810714B2Probe pin and method for producing a probe pinHERAEUS DEUTSCHLAND GMBH & CO KG·Filed 2013·Granted Nov 7, 2017·1 cites·15 claims
- 2855US6525475B2SiO2-glass bulb with at least one current lead-in, process for producing a gas-tight connection between them, and their use in a gas-discharge lampHERAEUS GMBH W C·Filed 2001·Granted Feb 25, 2003·3 cites·14 claims
- 2954US2013040807A1Non-woven material or netting of metal fibersHERAEUS MATERIALS TECH GMBH·Filed 2012·Application pending·0 cites
- 3051US8293678B2Metal fibers for catalyst non-wovensJANTSCH UWE·Filed 2009·Granted Oct 23, 2012·0 cites·3 claims
- 3150US6756081B2Hollow cylindrical cathode sputtering target and process for producing itHERAEUS GMBH W C·Filed 2003·Granted Jun 29, 2004·1 cites·6 claims
- 3249US6030507AProcess for making a crystalline solid-solution powder with low electrical resistanceHERAEUS GMBH W C·Filed 1998·Granted Feb 29, 2000·15 cites·8 claims
- 3348US2012251430A1Nitrogen oxide and hydrocyanic acid production methodJANTSCH UWE·Filed 2012·Application pending·0 cites
- 3446US7602115B2Electrode system with a current feedthrough through a ceramic componentHERAEUS GMBH W C·Filed 2005·Granted Oct 13, 2009·0 cites·6 claims
- 3545US6080341AProcess for making an indium-tin-oxide shaped bodyHERAEUS GMBH W C·Filed 1999·Granted Jun 27, 2000·15 cites·17 claims
- 3645US3954509AMethod of producing low expansion alloysINT NICKEL CO·Filed 1975·Granted May 4, 1976·6 cites·5 claims
- 3743US2003177793A1Bushing for drawing glass fibersW C HERAEUS & CO KG·Filed 2003·Application pending·0 cites
- 3841US2011198983A1Composite produced from intermetallic phases and metalHERAEUS GMBH W C·Filed 2007·Application pending·0 cites
- 3940US2002164264A1Platinum-iron alloy, especially for jewelryHERAEUS GMBH W C·Filed 2002·Application pending·0 cites
- 4038US5700418AMethod of manufacture of components made of sintered indium-tin-oxide solid-solution crystalsHERAEUS GMBH W C·Filed 1995·Granted Dec 23, 1997·5 cites·11 claims
- 4134US2013186146A1REDUCTION OF THE EVAPORATION RATE OUT OF PLATINUM AND Pt ALLOYSLUKAS ANNETTE·Filed 2011·Application pending·0 cites
- 4231US2012000582A1Treatment of boron-containing, platinum group metal-based alloysMANHARDT HARALD·Filed 2010·Application pending·0 cites
- 4327US5236033AMethod for producing a body from a material susceptible to thermal cracking and casting mold for executing the methodHERAEUS GMBH W C·Filed 1992·Granted Aug 17, 1993·5 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →