RH

Richard A. Hoffman

WE Westinghouse Electric: 5 patents #593 of 5,139Top 15%
VI Veeco Instruments: 3 patents #71 of 323Top 25%
DC Dana Canada: 2 patents #46 of 130Top 40%
AA Aluminum Company Of America: 1 patents #495 of 1,017Top 50%
PA Parker-Hannifin: 1 patents #643 of 1,656Top 40%
📍 Harrisburg, PA: #35 of 635 inventorsTop 6%
🗺 Pennsylvania: #2,974 of 74,527 inventorsTop 4%
Overall (All Time): #194,611 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
10968532 Method for electrolytic cleaning of aluminum John E. Hoffman, Jr. 2021-04-06
10577715 Foundry mixture and related methods for casting and cleaning cast metal parts John E. Hoffman, Jr. 2020-03-03
10364509 Alkyl push flow for vertical flow rotating disk reactors Michael Murphy, Jonathan Cruel, Lev Kadinski, Jeffrey C. Ramer, Eric A. Armour 2019-07-30
9975090 Double pass reverse osmosis separator module 2018-05-22
9963799 Foundry mixture and related methods for casting and cleaning cast metal parts John E. Hoffman, Jr. 2018-05-08
9593434 Alkyl push flow for vertical flow rotating disk reactors Michael Murphy, Jonathan Cruel, Lev Kadinski, Jeffrey C. Ramer, Eric A. Armour 2017-03-14
9480137 Electrolytic cell for heating electrolyte by a glow plasma field in the electrolyte David Michael Tierney, John E. Hoffman, Jr., James J. Pagliaro, II 2016-10-25
9038708 Foundry mixture and related methods for casting and cleaning cast metal parts John E. Hoffman, Jr. 2015-05-26
8603248 System and method for varying wafer surface temperature via wafer-carrier temperature offset Alex Gurary, Eric A. Armour, Jonathan Cruel 2013-12-10
7735718 Layered products for fluxless brazing of substrates Michael Evans Graham, Brian E. Cheadle, Kostas F. Dockus, Robert H. Krueger 2010-06-15
7328487 Bundling system with improved locking tie head Murray J. Bordeaux, William R. Sessoms, Rodney L. Thompson, Stephen D. Horton 2008-02-12
6959853 Fluxless brazing method and method for manufacturing layered material systems for fluxless brazing Brian E. Cheadle, Michael Evans Graham 2005-11-01
6264823 Non-caustic cleaning of conductive and non-conductive bodies John E. Hoffman, Jr. 2001-07-24
6203691 Electrolytic cleaning of conductive bodies John E. Hoffman, Jr. 2001-03-20
5747135 Thin film pretreatment for memory disks and associated methods Dhruba J. Chakrabarti, Craig L. Jensen 1998-05-05
5632312 Tie-wrap tool with improved bracing block 1997-05-27
5544391 Tie head and fastening system 1996-08-13
4737252 Method of coating a metallic article of merchandise with a protective transparent film of abrasion-resistance material 1988-04-12
4533605 Article such as jewelry or a wristwatch component having composite multi-film protective coating 1985-08-06
4517217 Protective coating means for articles such as gold-plated jewelry and wristwatch components 1985-05-14
4495254 Protectively-coated gold-plated article of jewelry or wristwatch component 1985-01-22
4214818 Hot pressed SiC-high power laser mirror Wolfgang J. Choyke 1980-07-29