Inventor · disambiguated record
Joel B. Christian
Also filed as: CHRISTIAN JOEL · CHRISTIAN JOEL B
9 granted patents·95 citations·filing 1991–2006
88Inventor score
Files withOSRAM SYLVANIA INC5CATERPILLAR INC1CHRISTIAN JOEL B1GLOBAL TUNGSTEN & POWDERS CORP1GTE PROD CORP1
Top patents by PatentIndex Score
9 records- 0176US7459870B2Machine status interlock for reversing fan controlCATERPILLAR INC·Filed 2006·Granted Dec 2, 2008·11 cites·20 claims
- 0276US6551569B1Supported tungsten carbide materialOSRAM SYLVANIA INC·Filed 2001·Granted Apr 22, 2003·14 cites·28 claims
- 0375US6696184B1Supported tungsten carbide materialOSRAM SYLVANIA INC·Filed 2000·Granted Feb 24, 2004·13 cites·10 claims
- 0474US6656870B2Tungsten-containing fuel cell catalyst and method of making sameOSRAM SYLVANIA INC·Filed 2001·Granted Dec 2, 2003·13 cites·30 claims
- 0572US7727927B2Method of making tungsten-containing fuel cell catalystsGLOBAL TUNGSTEN & POWDERS CORP·Filed 2005·Granted Jun 1, 2010·2 cites·17 claims
- 0666US7060648B2Tungsten-containing fuel cell catalyst and method of making sameOSRAM SYLVANIA INC·Filed 2003·Granted Jun 13, 2006·7 cites·15 claims
- 0758US5120447AMethod for removing heavy metals from wastewaterGTE PROD CORP·Filed 1991·Granted Jun 9, 1992·24 cites·16 claims
- 0846US8057962B2Tungsten-based electrocatalyst and fuel cell containing sameCHRISTIAN JOEL B·Filed 2004·Granted Nov 15, 2011·1 cites·7 claims
- 0944US5806206AGas distributor for vertical gas/solid reactorsOSRAM SYLVANIA INC·Filed 1997·Granted Sep 15, 1998·10 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →