Inventor · disambiguated record
Hans Peter Knopfel
Also filed as: KNOEPFEL HANS · KNOEPFEL HANS P · KNOEPFEL HANS PETER · KNOPFEL HANS PETER
42 granted patents·1,002 citations·filing 1981–2012
98Inventor score
Top patents by PatentIndex Score
42 records- 0195US5813847ADevice and method for injecting fuels into compressed gaseous mediaABB RESEARCH LTD·Filed 1996·Granted Sep 29, 1998·104 cites·8 claims
- 0294US5584684ACombustion process for atmospheric combustion systemsABB MANAGEMENT AG·Filed 1995·Granted Dec 17, 1996·88 cites·6 claims
- 0393US8434312B2Gas turbine with improved part load emissions behaviorEROGLU ADNAN·Filed 2011·Granted May 7, 2013·13 cites·17 claims
- 0491US5375995ABurner for operating an internal combustion engine, a combustion chamber of a gas turbine group or firing installationABB RESEARCH LTD·Filed 1994·Granted Dec 27, 1994·65 cites·8 claims
- 0588US6019596ABurner for operating a heat generatorABB RESEARCH LTD·Filed 1998·Granted Feb 1, 2000·57 cites·9 claims
- 0688US5588826ABurnerABB MANAGEMENT AG·Filed 1995·Granted Dec 31, 1996·67 cites·18 claims
- 0785US5934555APressure atomizer nozzleABB RESEARCH LTD·Filed 1997·Granted Aug 10, 1999·66 cites·16 claims
- 0884US5735687ABurner for a heat generatorABB RESEARCH LTD·Filed 1996·Granted Apr 7, 1998·45 cites·13 claims
- 0980US6155820ABurner for operating a heat generatorABB RESEARCH LTD·Filed 1998·Granted Dec 5, 2000·40 cites·19 claims
- 1079US9181873B2Gas turbine with flow separation and recirculationHOFFMANN JÜRGEN·Filed 2011·Granted Nov 10, 2015·4 cites·21 claims
- 1177US5575460ASpring core for a mattressSPUEHL AG·Filed 1995·Granted Nov 19, 1996·55 cites·9 claims
- 1274US6152726ABurner for operating a heat generatorASEA BROWN BOVERI·Filed 1999·Granted Nov 28, 2000·31 cites·16 claims
- 1374US6126439APremix burnerABB ALSTOM POWER CH AG·Filed 1997·Granted Oct 3, 2000·33 cites·14 claims
- 1469US5489203AMethod of operating a premixing burnerABB RESEARCH LTD·Filed 1994·Granted Feb 6, 1996·27 cites·9 claims
- 1568US9765975B2Combustion chamber and method for operating a combustion chamberKNÖPFEL HANS PETER·Filed 2011·Granted Sep 19, 2017·3 cites·17 claims
- 1666US5885068ACombustion chamberABB RESEARCH LTD·Filed 1997·Granted Mar 23, 1999·25 cites·10 claims
- 1765US6027331ABurner for operating a heat generatorABB RESEARCH LTD·Filed 1998·Granted Feb 22, 2000·23 cites·11 claims
- 1863US5954495ABurner for operating a heat generatorABB RESEARCH LTD·Filed 1998·Granted Sep 21, 1999·22 cites·18 claims
- 1960US5791894APremix burnerABB RESEARCH LTD·Filed 1996·Granted Aug 11, 1998·20 cites·13 claims
- 2057US5876196ABurner for a heat generatorABB RESEARCH LTD·Filed 1996·Granted Mar 2, 1999·18 cites·20 claims
- 2156US5147200AMethod of operating a firing installationASEA BROWN BOVERI·Filed 1990·Granted Sep 15, 1992·19 cites·9 claims
- 2255US5832732ACombustion chamber with air injector systems formed as a continuation of the combustor cooling passagesABB RESEARCH LTD·Filed 1996·Granted Nov 10, 1998·16 cites·23 claims
- 2353US5423674AFiring installationABB RESEARCH LTD·Filed 1994·Granted Jun 13, 1995·16 cites·9 claims
- 2452US5249955ABurner and ignitor arrangementASEA BROWN BOVERI·Filed 1992·Granted Oct 5, 1993·17 cites·5 claims
- 2549US5954490ABurner for operating a heat generatorABB RESEARCH LTD·Filed 1998·Granted Sep 21, 1999·13 cites·16 claims
- 2647US5685705AMethod and appliance for flame stabilization in premixing burnersASEA BROWN BOVERI·Filed 1995·Granted Nov 11, 1997·12 cites·5 claims
- 2746US5782627APremix burner and method of operating the burnerABB RESEARCH LTD·Filed 1997·Granted Jul 21, 1998·11 cites·5 claims
- 2845US5807097ACone burnerABB RESEARCH LTD·Filed 1996·Granted Sep 15, 1998·11 cites·5 claims
- 2944US5921766ABurnerABB RESEARCH LTD·Filed 1997·Granted Jul 13, 1999·10 cites·2 claims
- 3044US5727938APremix burnerABB RESEARCH LTD·Filed 1996·Granted Mar 17, 1998·10 cites·8 claims
- 3143US6059565ABurner for operating a heat generatorABB ALSTOM POWER SWITZERELAND·Filed 1998·Granted May 9, 2000·12 cites·18 claims
- 3242US5738508ABurnerABB RESEARCH LTD·Filed 1996·Granted Apr 14, 1998·9 cites·9 claims
- 3341US5562441ABurnerABB RESEARCH LTD·Filed 1995·Granted Oct 8, 1996·8 cites·8 claims
- 3440US9682852B2Apparatus for forming a tube of pocket material and method for manufacturing a pocket spring stringKNÖPFEL HANS·Filed 2012·Granted Jun 20, 2017·0 cites·15 claims
- 3540US5954496ABurner for operating a combustion chamberABB RESEARCH LTD·Filed 1997·Granted Sep 21, 1999·9 cites·17 claims
- 3638US5800160APremix burner for a heat generatorABB RESEARCH LTD·Filed 1996·Granted Sep 1, 1998·7 cites·12 claims
- 3735US5207569AMethod for adjusting a burner during the start-up phase in a furnace operated by means of flue gas recirculationASEA BROWN BOVERI·Filed 1992·Granted May 4, 1993·5 cites·6 claims
- 3835US5042124AMachine for punching out butterfly clips for fastening to a frame of a spring coreSPUEHL AG·Filed 1990·Granted Aug 27, 1991·5 cites·4 claims
- 3930US5961315ABoiler plant for heat generationABB RESEARCH LTD·Filed 1998·Granted Oct 5, 1999·2 cites·11 claims
- 4030US5961313AMethod of operating a swirl stabilized burner and burner for carrying out the methodABB RESEARCH LTD·Filed 1998·Granted Oct 5, 1999·2 cites·17 claims
- 4128US4436814AMethod for the recovery of enzymes after the treatment of starch-containing raw materials used for the production of fermentation alcoholPROCESS ENGINEERING CO·Filed 1981·Granted Mar 13, 1984·1 cites·4 claims
- 4222US6009840AMethod for operating a boiler plantABB RESEARCH LTD·Filed 1998·Granted Jan 4, 2000·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →