Inventor · disambiguated record
Richard A. Hoffman
Also filed as: GRAHAM MICHAEL E · HOFFMAN RICHARD · HOFFMAN RICHARD A · HOFFMAN RICHARD ALLEN
24 granted patents·10 pending applications·443 citations·filing 1976–2022
96Inventor score
Files withWESTINGHOUSE ELECTRIC CORP7DYMETROL COMPANY INC3H&H RES & DEVELOPMENT LLC3HOFFMAN IND INTERNATIONAL LTD3NEWTON ENGINE CORP3
Top patents by PatentIndex Score
34 records- 0194US9038708B1Foundry mixture and related methods for casting and cleaning cast metal partsNEWTON ENGINE CORP·Filed 2014·Granted May 26, 2015·14 cites·15 claims
- 0293US9975090B2Double pass reverse osmosis separator modulePARKER HANNIFIN CORP·Filed 2016·Granted May 22, 2018·8 cites·19 claims
- 0387US7735718B2Layered products for fluxless brazing of substratesDANA CANADA CORP·Filed 2009·Granted Jun 15, 2010·8 cites·30 claims
- 0487US4517217AProtective coating means for articles such as gold-plated jewelry and wristwatch componentsWESTINGHOUSE ELECTRIC CORP·Filed 1981·Granted May 14, 1985·48 cites·19 claims
- 0586US4737252AMethod of coating a metallic article of merchandise with a protective transparent film of abrasion-resistance materialWESTINGHOUSE ELECTRIC CORP·Filed 1984·Granted Apr 12, 1988·73 cites·24 claims
- 0686US4495254AProtectively-coated gold-plated article of jewelry or wristwatch componentWESTINGHOUSE ELECTRIC CORP·Filed 1984·Granted Jan 22, 1985·41 cites·11 claims
- 0785US4533605AArticle such as jewelry or a wristwatch component having composite multi-film protective coatingWESTINGHOUSE ELECTRIC CORP·Filed 1984·Granted Aug 6, 1985·41 cites·15 claims
- 0880US8603248B2System and method for varying wafer surface temperature via wafer-carrier temperature offsetGURARY ALEX·Filed 2006·Granted Dec 10, 2013·9 cites·44 claims
- 0977US9963799B2Foundry mixture and related methods for casting and cleaning cast metal partsNEWTON ENGINE CORP·Filed 2015·Granted May 8, 2018·1 cites·7 claims
- 1077US5544391ATie head and fastening systemDYMETROL COMPANY INC·Filed 1995·Granted Aug 13, 1996·56 cites·16 claims
- 1174US4214818AHot pressed SiC-high power laser mirrorWESTINGHOUSE ELECTRIC CORP·Filed 1978·Granted Jul 29, 1980·28 cites·7 claims
- 1272US10364509B2Alkyl push flow for vertical flow rotating disk reactorsVEECO INSTR INC·Filed 2018·Granted Jul 30, 2019·0 cites·18 claims
- 1372US6959853B2Fluxless brazing method and method for manufacturing layered material systems for fluxless brazingDANA CANADA CORP·Filed 2002·Granted Nov 1, 2005·9 cites·65 claims
- 1470US10577715B2Foundry mixture and related methods for casting and cleaning cast metal partsYORK INNOVATORS GROUP LLC·Filed 2018·Granted Mar 3, 2020·0 cites·20 claims
- 1568US9593434B2Alkyl push flow for vertical flow rotating disk reactorsVEECO INSTR INC·Filed 2014·Granted Mar 14, 2017·0 cites·7 claims
- 1668US7328487B2Bundling system with improved locking tie headDYMETROL COMPANY INC·Filed 2005·Granted Feb 12, 2008·7 cites·17 claims
- 1768US4072782AComposite erosion resistant optical windowWESTINGHOUSE ELECTRIC CORP·Filed 1976·Granted Feb 7, 1978·21 cites·8 claims
- 1867US4142006AMethod of making a high power laser mirrorWESTINGHOUSE ELECTRIC CORP·Filed 1976·Granted Feb 27, 1979·22 cites·11 claims
- 1965US6203691B1Electrolytic cleaning of conductive bodiesHOFFMAN IND INTERNATIONAL LTD·Filed 1998·Granted Mar 20, 2001·19 cites·31 claims
- 2061US2021222316A1Method for Electrolytic Cleaning of AluminumH&H RES & DEVELOPMENT LLC·Filed 2021·Application pending·0 cites
- 2160US10968532B2Method for electrolytic cleaning of aluminumH&H RES & DEVELOPMENT LLC·Filed 2018·Granted Apr 6, 2021·0 cites·18 claims
- 2254US2023064004A1Collapsible shelter with a water filtration systemHOFFMAN RICHARD ALLEN·Filed 2022·Application pending·0 cites
- 2349US6264823B1Non-caustic cleaning of conductive and non-conductive bodiesHOFFMAN IND INTERNATIONAL LTD·Filed 1999·Granted Jul 24, 2001·13 cites·71 claims
- 2449US5747135AThin film pretreatment for memory disks and associated methodsALUMINUM CO OF AMERICA·Filed 1995·Granted May 5, 1998·14 cites·65 claims
- 2545US2007071896A1Alkyl push flow for vertical flow rotating disk reactorsVEECO INSTR INC·Filed 2003·Application pending·0 cites
- 2644US5632312ATie-wrap tool with improved bracing blockDYMETROL COMPANY INC·Filed 1996·Granted May 27, 1997·11 cites·7 claims
- 2743US2017081776A1Method for Cleaning Metal or Metal Alloy SurfacesBERKS RES LLC·Filed 2016·Application pending·0 cites
- 2842US2006102696A1Layered products for fluxless brazing of substratesGRAHAM MICHAEL E·Filed 2005·Application pending·0 cites
- 2941US2015367405A1Foundry Mixture and Related Methods for Casting and Cleaning Cast Metal PartsNEWTON ENGINE CORP·Filed 2015·Application pending·0 cites
- 3041US2012145540A1Electrolytic Cell for Heating Electrolyte by a Glow Plasma Field in the ElectrolyteHOFFMAN JR JOHN E·Filed 2012·Application pending·0 cites
- 3141US2018179659A1Method for Cleaning Aluminum or Aluminum Alloy SurfacesH&H RES & DEVELOPMENT LLC·Filed 2018·Application pending·0 cites
- 3239US2015367411A1Methods for producing and cleaning sand castingsWITMYER GREGORY·Filed 2015·Application pending·0 cites
- 3339US2002157964A1System and method for electrolytic cleaningHOFFMAN IND INTERNATIONAL LTD·Filed 2001·Application pending·0 cites
- 3431US9480137B2Electrolytic cell for heating electrolyte by a glow plasma field in the electrolyteTIERNEY DAVID MICHAEL·Filed 2014·Granted Oct 25, 2016·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →