RJ

Robert D. Varrin, Jr.

DE Dominion Engineering: 13 patents #1 of 19Top 6%
EI Electric Power Research Institute: 3 patents #105 of 1,201Top 9%
UD University Of Delaware: 2 patents #117 of 660Top 20%
WE Westinghouse Electric: 2 patents #1,558 of 5,139Top 35%
FO Foster-Miller: 1 patents #153 of 327Top 50%
DE Department Of Energy: 1 patents #41 of 740Top 6%
AB Asml Netherlands B.V.: 1 patents #2,025 of 3,192Top 65%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #159,604 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12377376 Method and apparatus for enhanced separation and removal of contaminants and irradiated particulates from fluids 2025-08-05
11198630 Modular water purification system for nuclear power plants David Arguelles, Michael J. Little 2021-12-14
11170904 System and method for improving sensitivity of a sipping system David Arguelles 2021-11-09
10052667 Ultrasonically cleaning vessels and pipes Sotaro Kaneda, Jean Collin, Joshua Luszcz, Christopher R. Casarez, Marc A. Kreider +1 more 2018-08-21
9841184 Method and apparatus for evaluating repair and remediation alternatives for heat exchangers Marc A. Kreider, Glenn A. White, Velvet D. Moroney 2017-12-12
9767927 Particulate removal system David Arguelles, Michael J. Little 2017-09-19
9498802 Methods of reusing a cleaning solution Michael J. Little 2016-11-22
8999072 Chemical cleaning method and system with steam injection Michael J. Little 2015-04-07
8728246 Method and composition for removing deposits Michael J. Little, Carly Anderson 2014-05-20
8459277 Chemical cleaning method and system with steam injection Michael J. Little 2013-06-11
8433030 Crystal habit modifiers for nuclear power water chemistry control of fuel deposits and steam generator crud Keith Paul Fruzzetti, Karen Samie Kim, Charles Marks 2013-04-30
8262806 Low-pressure sludge removal method and apparatus using coherent jet nozzles Jean Collin, Ryan Jones, Joshua Luszcz, Marc A. Kreider, Aaron Pellman +1 more 2012-09-11
7967918 Low-pressure sludge removal method and apparatus using coherent jet nozzles Jean Collin, Ryan Jones, Joshua Luszcz, Marc A. Kreider, Aaron Pellman +1 more 2011-06-28
7857911 Scale conditioning agents and treatment method Sotaro Kaneda, Naonobu Sasada 2010-12-28
7542539 Apparatus and method for ultrasonically cleaning irradiated nuclear fuel assemblies Paul L. Frattini, Edwin Stephen Hunt 2009-06-02
7344602 Scale conditioning agents and treatment method Michael W. Rootham 2008-03-18
6955706 Liquid degassing system for power plant system layup Sotaro Kaneda 2005-10-18
6740168 Scale conditioning agents Michael W. Rootham 2004-05-25
6572709 Ultrasonic cleaning method Sotaro Kaneda, Naonobu Sasada, Michael W. Rootham 2003-06-03
6396892 Apparatus and method for ultrasonically cleaning irradiated nuclear fuel assemblies Paul L. Frattini, Edwin Stephen Hunt 2002-05-28
6333072 Method of producing adherent metal oxide coatings on metallic surfaces Michael H. Lane 2001-12-25
5913320 Sludge removal system Michael J. Marohnic, Marc A. Kreider, Arthur P. L. Turner, Said Lounis 1999-06-22
5280967 Device for indicating the proper installation of fittings 1994-01-25
5085885 Plasma-induced, in-situ generation, transport and use or collection of reactive precursors Henry C. Foley, Sourav Kumar Sengupta 1992-02-04
5015503 Apparatus for producing compound semiconductor thin films Robert W. Birkmire 1991-05-14