Company Filing History:
Years Active: 2002
Title: Andrew David Garry Stewart: Innovator in Diamond Marking Technology
Introduction
Andrew David Garry Stewart is a notable inventor based in Berkshire, GB. He has made significant contributions to the field of gemstone technology, particularly with his innovative approach to marking diamonds. His work focuses on enhancing the traceability and authenticity of diamond gemstones without compromising their quality.
Latest Patents
Stewart holds a patent for a groundbreaking technique titled "Diamond marking." This invention involves applying an information mark that is invisible to the naked eye on the polished facet of a diamond gemstone. The process includes coating the diamond surface with an electrically conductive layer to prevent charging, using a focused ion beam to form the mark, and cleaning the diamond with a powerful oxidizing agent. This method ensures that the mark has an appropriate depth, which does not detrimentally affect the clarity or color grade of the diamond. He has 1 patent to his name.
Career Highlights
Stewart is currently associated with Gersan Establishment, where he continues to develop innovative solutions in the gemstone industry. His expertise in diamond marking technology has positioned him as a key figure in enhancing the integrity of diamond sales and ownership.
Collaborations
One of his notable collaborators is James Gordon Charters Smith, with whom he has worked closely to advance their shared goals in gemstone technology.
Conclusion
Andrew David Garry Stewart's contributions to diamond marking technology exemplify his commitment to innovation in the gemstone industry. His work not only enhances the value of diamonds but also ensures their authenticity for consumers.