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U.S. Patents

  1. US 7323156 High pressure/high temperature production of colorless and fancy-colored diamonds, January 29, 2008.

  2. US 7241434 High pressure and high temperature production of diamonds, July 10, 2007.

  3. US 6692714 High pressure/high temperature production of colorless and fancy-colored diamonds, February 17, 2004.

  4. US 5672395 Method for enhancing the toughness of CVD diamond, September 30, 1997.

  5. US 5540904 Isotopically-pure carbon-12 or carbon-13 polycrystalline diamond possessing enhanced thermal conductivity, July 30, 1996.

  6. US 5508071 CVD diamond coating annular components and method of their fabrication, April 16, 1996.

  7. US 5419276 Single-crystal diamond of very high thermal conductivity, May 30, 1995.

  8. US 5363556 Water jet mixing tubes used in water jet cutting devices and method of preparation thereof, November 15, 1994.

  9. US 5360479 Isotopically pure single crystal epitaxial diamond films and their preparation, November 1, 1994.

  10. US 5310447 Single-crystal diamond of very high thermal conductivity, May 10, 1994.

  11. US 5302231 CVD diamond by alternating chemical reactions, April 12, 1994.

  12. US 5256206 CVD diamond for coating twist drills, October 16, 1993.

  13. US 5152930 Carbon chalcogenide macromolecular composition and process for preparation thereof, October 6, 1992.

  14. US 5096736 CVD diamond for coating twist drills, March 17, 1992.

  15. US 5045355 Carbon chalcogenide macromolecular composition and process for preparation thereof, September 3, 1991.

  16. US 4972449 X-ray tube target, November 20, 1990.


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