Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8419867 | Gold alloy compositions formed by environmentally friendly process | Grigory Raykhtsaum, Richard Carrano | 2013-04-16 |
| 7413705 | Rose-colored gold alloy compositions with reversible hardness characteristics | Grigory Raykhtsaum | 2008-08-19 |
| 7198683 | Sterling silver alloy compositions of exceptional and reversible hardness, and enhanced tarnish resistance | Grigory Raykhtsaum | 2007-04-03 |
| 7135078 | Nickel-free white gold alloy compositions with reversible hardness characteristics | Grigory Raykhtsaum | 2006-11-14 |
| 6676776 | 14-karat gold alloy compositions having enhanced yellow color, reversible hardness, and fine grain structure | Grigory Raykhtsaum | 2004-01-13 |
| 6406568 | 18-karat green gold alloy compositions | Grigory Raykhtsaum | 2002-06-18 |
| 5919320 | Nickel-free white gold alloy with reversible hardness characteristics | Grigory Raykhtsaum | 1999-07-06 |
| 5598722 | Bangle closing mechanism | Edwin F. Leach, II, Marinko Markic, Ronald E. Precourt, Jr., Michael A. Gayton | 1997-02-04 |
| 5180551 | Gold alloys of exceptional yellow color and reversible hardness | — | 1993-01-19 |
| 5139883 | Intermetallic time-temperature integration fuse | Grigory Raykhtsaum, James R. Valentine, David J. Kinneberg | 1992-08-18 |
| 5130689 | Intermetallic time-temperature integration fuse | Grigory Raykhtsaum | 1992-07-14 |
| 5000779 | Palladium based powder-metal alloys and method for making same | Randall M. German, Laura L. Bourguignon, Shaji Faroog | 1991-03-19 |
| 4869757 | Silver alloys of exceptional and reversible hardness | Thomas W. Eagar, Laura L. Bourguignon, Rosaire Marcotte | 1989-09-26 |
| 4810308 | Silver alloys of exceptional and reversible hardness | Thomas W. Eagar, Laura L. Bourguignon, Rosaire Marcotte | 1989-03-07 |
| 4399096 | High temperature brazing alloys | Clyde E. Ingersoll | 1983-08-16 |
| 4249943 | Non-precious ceramic alloy | M. Hamdi A. Mohammed, Clyde E. Ingersoll | 1981-02-10 |