Inventor · disambiguated record
Joe G. Hoffman
Also filed as: HOFFMAN JOE G
25 granted patents·7 pending applications·870 citations·filing 1986–2012
97Inventor score
Files withAIR LIQUIDE AMERICAN10STARTEC VENTURES INC6AIR LIQUIDE ELECTRONICS CHEMIC3ATHENS CORP3STARK DONNA RAYE2
Top patents by PatentIndex Score
32 records- 0193US6799883B1Method for continuously blending chemical solutionsAIR LIQUIDE AMERICA L P·Filed 1999·Granted Oct 5, 2004·150 cites·23 claims
- 0287US6050283ASystem and method for on-site mixing of ultra-high-purity chemicals for semiconductor processingAIR LIQUIDE AMERICAN·Filed 1996·Granted Apr 18, 2000·100 cites·25 claims
- 0387US5354428AApparatus for the continuous on-site chemical reprocessing of ultrapure liquidsATHENS CORP·Filed 1989·Granted Oct 11, 1994·62 cites·18 claims
- 0483US4828660AMethod and apparatus for the continuous on-site chemical reprocessing of ultrapure liquidsATHENS CORP·Filed 1986·Granted May 9, 1989·53 cites·35 claims
- 0582US6471735B1Compositions for use in a chemical-mechanical planarization processAIR LIQUIDE AMERICAN·Filed 2000·Granted Oct 29, 2002·31 cites·39 claims
- 0682US5164049AMethod for making ultrapure sulfuric acidATHENS CORP·Filed 1990·Granted Nov 17, 1992·59 cites·29 claims
- 0780US5496778APoint-of-use ammonia purification for electronic component manufactureSTARTEC VENTURES INC·Filed 1994·Granted Mar 5, 1996·57 cites·19 claims
- 0878US6001223AOn-site ammonia purification for semiconductor manufactureAIR LIQUIDE AMERICAN·Filed 1998·Granted Dec 14, 1999·32 cites·9 claims
- 0978US5242468AManufacture of high precision electronic components with ultra-high purity liquidsSTARTEC VENTURES INC·Filed 1991·Granted Sep 7, 1993·55 cites·11 claims
- 1076US4855023AMethod and apparatus for the continuous on-site chemical reprocessing of ultrapure liquids used in semiconductor wafer cleaningATHENS INC·Filed 1988·Granted Aug 8, 1989·45 cites·21 claims
- 1172US5722442AOn-site generation of ultra-high-purity buffered-HF for semiconductor processingSTARTEC VENTURES INC·Filed 1996·Granted Mar 3, 1998·43 cites·5 claims
- 1271US6372022B1Ionic purifierAIR LIQUIDE AMERICAN·Filed 2000·Granted Apr 16, 2002·11 cites·31 claims
- 1368US5785820AOn-site manufacture of ultra-high-purity hydrofluoric acid for semiconductor processingSTARTEC VENTURES INC·Filed 1996·Granted Jul 28, 1998·30 cites·32 claims
- 1464US6350425B2On-site generation of ultra-high-purity buffered-HF and ammonium fluorideAIR LIQUIDE AMERICAN·Filed 1997·Granted Feb 26, 2002·23 cites·25 claims
- 1564US5846387AOn-site manufacture of ultra-high-purity hydrochloric acid for semiconductor processingAIR LIQUIDE ELECTRONICS CHEMIC·Filed 1996·Granted Dec 8, 1998·30 cites·40 claims
- 1657US5755934APoint-of-use ammonia purification for electronic component manufactureSTARTEC VENTURES INC·Filed 1996·Granted May 26, 1998·17 cites·37 claims
- 1753USRE36290EManufacture of high precision electronic components with ultra-high purity liquidsAIR LIQUIDE ELECTRONICS CHEMIC·Filed 1995·Granted Sep 7, 1999·15 cites·12 claims
- 1851US2007047381A1Method for continuously blending chemical solutionsAIR LIQUIDE AMERICAN·Filed 2006·Application pending·0 cites
- 1950US5846386AOn-site ammonia purification for semiconductor manufactureSTARTEC VENTURES INC·Filed 1996·Granted Dec 8, 1998·21 cites·39 claims
- 2045US6015477APoint-of-use ammonia purification for electronic component manufactureAIR LIQUIDE AMERICAN·Filed 1998·Granted Jan 18, 2000·8 cites·10 claims
- 2144US6063356AOn-site manufacture of ultra-high-purity hydrofluoric acid for semiconductor processingAIR LIQUIDE AMERICAN·Filed 1998·Granted May 16, 2000·9 cites·11 claims
- 2243US6214173B1On-site manufacture of ultra-high-purity nitric acidAIR LIQUIDE ELECTRONICS CHEMIC·Filed 1996·Granted Apr 10, 2001·12 cites·32 claims
- 2341US2005029170A1Method and apparatus for continuously blending chemical solutionsFiled 2004·Application pending·0 cites
- 2441US2002081237A1On-site generation of ultra-high-purity buffered-HF and ammonium fluorideFiled 2001·Application pending·0 cites
- 2541US2002079478A1On-site generation of ultra-high-purity buffered-HF and ammonium fluorideFiled 2001·Application pending·0 cites
- 2640USRE37972EManufacture of high precision electronic components with ultra-high purity liquidsAIR LIQUIDE AMERICAN·Filed 1999·Granted Feb 4, 2003·6 cites·18 claims
- 2735US2002190002A1Chemical purification cartridgeFiled 2001·Application pending·0 cites
- 2833US2003023005A1Method of preconditioning a resin for hydrogen peroxide purification, resin prepared therefrom and method of purifying hydrogen peroxideFiled 2001·Application pending·0 cites
- 2931US6875415B2Resin preconditioning methods using carbon dioxide and methods for purifying hydrogen peroxideAIR LIQUIDE AMERICA LP·Filed 2001·Granted Apr 5, 2005·0 cites·8 claims
- 3030US6537516B2Integrated method of preconditioning a resin for hydrogen peroxide purification and purifying hydrogen peroxideAIR LIQUIDE AMERICAN·Filed 2001·Granted Mar 25, 2003·1 cites·20 claims
- 3128US2012248395A1Fall-risk-reduction method and apparatusSTARK DONNA RAYE·Filed 2012·Application pending·0 cites
- 3214USD690575SHandrailSTARK DONNA RAYE·Filed 2012·Granted Oct 1, 2013·0 cites·1 claims
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