Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9689856 | Non-destructive methods for noble metal loading analysis on material surfaces | Susan Elaine Garcia, Samson Hettiarachchi, Rajeshwar Singh Pathania | 2017-06-27 |
| 8048192 | Method of manufacturing nanoparticles | Samson Hettiarachchi, Peter Louis Andresen, Young Jin Kim | 2011-11-01 |
| 7264770 | Mitigation of stress corrosion cracking of structural materials exposed to a high temperature water | Peter Louis Andresen, Young Jin Kim, Sam Hettiarachchi, Thomas Martin Angeliu, Martin Mathew Morra | 2007-09-04 |
| 6793883 | Application of catalytic nanoparticles to high temperature water systems to reduce stress corrosion cracking | Peter Louis Andresen, Thomas Martin Angeliu, Young Jin Kim, Samson Hettiarachchi | 2004-09-21 |
| 6714618 | Temperature-based method for controlling the amount of metal applied to metal oxide surfaces to reduce corrosion and stress corrosion cracking | Samson Hettiarachchi, Robert J. Law, David Siegwarth, Robert L. Cowan, II | 2004-03-30 |
| 6697449 | Temperature-based method for controlling the amount of metal applied to metal oxide surfaces to reduce corrosion and stress corrosion cracking | Samson Hettiarachchi, Robert J. Law, David Siegwarth, Robert L. Cowan, II | 2004-02-24 |
| 6440297 | System and method for determining noble metal concentrations in reactor coolant streams | Young Jin Kim, John Yupeng Gui, Peter Louis Andresen, Samson Hettiarachchi | 2002-08-27 |
| 5805653 | Noble metal doping or coating of crack interior for stress corrosion cracking protection of metals | Samson Hettiarachchi, Robert L. Cowan, II, Gary Paul Wozadlo | 1998-09-08 |
| 5774516 | Modification of oxide film electrical conductivity to maintain low corrosion potential in high-temperature water | Samson Hettiarachchi, Young Jin Kim, Peter Louis Andresen | 1998-06-30 |
| 5773096 | Method of catalyst preparation by high-temperature hydrothermal incorporation of noble metals onto surfaces and matrices | Samson Hettiarachchi, John E. Weber | 1998-06-30 |
| 5768330 | Co-deposition of palladium during oxide film growth in high-temperature water to mitigate stress corrosion cracking | Peter Louis Andresen, Samson Hettiarachchi, Young Jin Kim | 1998-06-16 |
| 5719911 | System for monitoring noble metal distribution in reactor circuit during plant application | Samson Hettiarachchi, Robert L. Cowan, II, Robert J. Law | 1998-02-17 |
| 5625656 | Method for monitoring noble metal distribution in reactor circuit during plant application | Samson Hettiarachchi, Robert L. Cowan, II, Robert J. Law | 1997-04-29 |
| 5608766 | Co-deposition of palladium during oxide film growth in high-temperature water to mitigate stress corrosion cracking | Peter Louis Andresen, Samson Hettiarachchi, Young Jin Kim | 1997-03-04 |
| 5602888 | Radiation-induced palladium doping of metals to protect against stress corrosion cracking | Samson Hettiarachchi, Gary Paul Wozadlo | 1997-02-11 |
| 5600691 | Noble metal doping or coating of crack interior for stress corrosion cracking protection of metals | Samson Hettiarachchi, Robert L. Cowan, II, Gary Paul Wozadlo | 1997-02-04 |
| 5386442 | Method and apparatus for controlling the load on double cantilever beam sensors | Peter Louis Andresen, William R. Catlin, Gary W. Contreras, Ronald E. De Lair, William D. Miller +2 more | 1995-01-31 |
| 5369675 | Remote load activating mechanisms | Gary W. Contreras, Gerald M. Gordon, Veronica McCarthy, Daniel Weinstein | 1994-11-29 |
| 5349869 | Welded nickel alloy double-cantilever beam crack growth sensor and method for its fabrication | Gail Dunning, Ronald LeBlanc | 1994-09-27 |
| 5013370 | Method for localization of tensile residual stress and product produced thereby | — | 1991-05-07 |