Inventor · disambiguated record
William H. Gerdes
Also filed as: GERDES WILLIAM H · GERDES WILLIAM HERMAN
14 granted patents·6 pending applications·878 citations·filing 1977–2011
95Inventor score
Files withNORTON CHEM PROCESS PROD4SHELL OIL CO4NORTON CO3SAINT GOBAIN NORPRO CORP3GERDES WILLIAM H1
Top patents by PatentIndex Score
20 records- 0195US6831037B2Catalyst carriersSAINT GOBAIN NORPRO CORP·Filed 2002·Granted Dec 14, 2004·62 cites·11 claims
- 0295US5100859ACatalyst carrierNORTON CO·Filed 1991·Granted Mar 31, 1992·150 cites·10 claims
- 0394US7825062B2Catalyst carrier and a process for preparing the catalyst carrierSAINT GOBAIN CERAMICS·Filed 2006·Granted Nov 2, 2010·22 cites·29 claims
- 0493US5733842AMethod of making porous catalyst carrier without the addition of pore forming agentsNORTON CHEM PROCESS PROD·Filed 1997·Granted Mar 31, 1998·99 cites·12 claims
- 0593US5145824AEthylene oxide catalystSHELL OIL CO·Filed 1991·Granted Sep 8, 1992·120 cites·33 claims
- 0691US5384302ACatalyst carrierNORTON CHEM PROCESS PROD·Filed 1993·Granted Jan 24, 1995·104 cites·20 claims
- 0791US4735927ACatalyst for the reduction of oxides of nitrogenNORTON CO·Filed 1986·Granted Apr 5, 1988·101 cites·10 claims
- 0890US8084390B2Catalyst, a process for preparing the catalyst and a process for the production of an olefin oxide, a 1,2-diol, a 1,2 diol ether, or an alkanolamineGERDES WILLIAM HERMAN·Filed 2006·Granted Dec 27, 2011·19 cites·28 claims
- 0988US8357813B2Process for the production of an olefin oxideSHELL OIL CO·Filed 2011·Granted Jan 22, 2013·5 cites·28 claims
- 1088US5512530ACatalyst carrierNORTON CHEM PROCESS PROD·Filed 1994·Granted Apr 30, 1996·67 cites·9 claims
- 1187US4735930ACatalyst for the reduction of oxides of nitrogenNORTON CO·Filed 1986·Granted Apr 5, 1988·63 cites·9 claims
- 1278US5266548ACatalyst carrierNORTON CHEM PROCESS PROD·Filed 1992·Granted Nov 30, 1993·55 cites·16 claims
- 1360US2009177016A1Catalyst and process using the catalystSELL OIL COMPANY·Filed 2009·Application pending·0 cites
- 1458US8357825B2Process for the production of a 1,2-diol, a 1,2-diol ether, or an alkanolamineSHELL OIL CO·Filed 2011·Granted Jan 22, 2013·0 cites·28 claims
- 1557US2007184973A1Catalyst and process using the catalystSHELL OIL CO·Filed 2007·Application pending·0 cites
- 1654US2005096219A1Catalyst carriersSAINT GOBAIN NORPRO CORP·Filed 2004·Application pending·0 cites
- 1750US4155960APorcelain tower packingNORTON·Filed 1977·Granted May 22, 1979·11 cites·2 claims
- 1850US2011077152A1Process for forming a catalyst carrierGERDES WILLIAM H·Filed 2010·Application pending·0 cites
- 1949US2004170556A1Catalyst carriersSAINT GOBAIN NORPRO CORP·Filed 2004·Application pending·0 cites
- 2047US2003162984A1Catalyst and a process using the catalystFiled 2003·Application pending·0 cites
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