Inventor · disambiguated record
Glenn E. Hoffman
Also filed as: HOFFMAN GLENN · HOFFMAN GLENN E
21 granted patents·2 pending applications·465 citations·filing 1985–2021
95Inventor score
Files withMIDREX INT BV5HOFFMAN GLENN E4MIDREX INTERNAT B V ROTTERDAM4AQUA STAR INT LLC3CARDERO RESOURCE CORP2
Top patents by PatentIndex Score
23 records- 0193US6648942B2Method of direct iron-making / steel-making via gas or coal-based direct reduction and apparatusMIDREX INTERNAT B V ROTTERDAM·Filed 2002·Granted Nov 18, 2003·84 cites·33 claims
- 0292US6802886B2Method of producing a metallized briquetteMIDREX TECHNOLOGIES INC·Filed 2001·Granted Oct 12, 2004·30 cites·8 claims
- 0389US6749664B1Furnace hearth for improved molten iron production and method of operationMIDREX INT BV·Filed 2002·Granted Jun 15, 2004·31 cites·32 claims
- 0489US6685761B1Method for producing beneficiated titanium oxidesMIDREX INTERNAT B V ROTTERDAM·Filed 2003·Granted Feb 3, 2004·43 cites·33 claims
- 0589US6413295B2Iron production method of operation in a rotary hearth furnace and improved furnace apparatusMIDREX INTERNAT B V ROTTERDAM·Filed 1999·Granted Jul 2, 2002·70 cites·34 claims
- 0687US6582491B2Method for producing molten iron in duplex furnacesMIDREX INT BV·Filed 2001·Granted Jun 24, 2003·27 cites·34 claims
- 0785US6886585B1Soft grip drainPATENT STORE LLC·Filed 2004·Granted May 3, 2005·31 cites·22 claims
- 0880USD638476SVending machine for liquidsHOFFMAN GLENN E·Filed 2010·Granted May 24, 2011·38 cites·1 claims
- 0976US8545593B2Direct processing of metallic ore concentrates into ferroalloysHOFFMAN GLENN E·Filed 2011·Granted Oct 1, 2013·2 cites·16 claims
- 1075US7985389B2Direct processing of ferrotitania ores and sandsCARDERO RESOURCE CORP·Filed 2008·Granted Jul 26, 2011·2 cites·31 claims
- 1175US4731112AMethod of producing ferro-alloysMIDREX INT BV·Filed 1986·Granted Mar 15, 1988·22 cites·5 claims
- 1274US6251156B1Method of producing molten iron in duplex furnacesMIDREX TECHNOLOGIES INC·Filed 1999·Granted Jun 26, 2001·30 cites·20 claims
- 1372US4685964AMethod and apparatus for producing molten iron using coalMIDREX INT BV·Filed 1985·Granted Aug 11, 1987·22 cites·13 claims
- 1470US8043408B2Direct smelting of zinc bearing compounds to produce metallic zincCARDERO RESOURCE CORP·Filed 2008·Granted Oct 25, 2011·1 cites·11 claims
- 1563US6214087B1Treatment of iron oxide agglomerates before introduction into furnaceMIDREX INTERNAT B V ROTTERDAM·Filed 1999·Granted Apr 10, 2001·17 cites·18 claims
- 1659US8420007B2Apparatus for direct smelting of zinc bearing compounds to produce metallic zincHOFFMAN GLENN E·Filed 2011·Granted Apr 16, 2013·0 cites·6 claims
- 1759US4728358AIron bearing briquet and method of makingMIDREX INT BV·Filed 1986·Granted Mar 1, 1988·12 cites·11 claims
- 1853US9404165B2Producing of pig iron from iron-containing materialsHOFFMAN GLENN E·Filed 2013·Granted Aug 2, 2016·0 cites·18 claims
- 1948US11112161B1Ice machineAQUA STAR INT LLC·Filed 2021·Granted Sep 7, 2021·0 cites·20 claims
- 2048US2015275323A1Production of pig ironHOFFMAN & SONS TECHNOLOGIES LLC·Filed 2013·Application pending·0 cites
- 2147US11041668B2Ice machineAQUA STAR INT LLC·Filed 2019·Granted Jun 22, 2021·0 cites·18 claims
- 2239USD894975SIce dispensing apparatusAQUA STAR INT LLC·Filed 2019·Granted Sep 1, 2020·3 cites·1 claims
- 2339US2015178612A1Optical machine readable coded labelsALFA WASSERMANN INC·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →