Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8584360 | Methods of making tungsten carbide-based annular jewelry rings | — | 2013-11-19 |
| 8061033 | Methods of making tungsten carbide-based annular jewelry rings | — | 2011-11-22 |
| 7761996 | Methods of making tungsten carbide-based annular jewelry rings | — | 2010-07-27 |
| 7076972 | Tungsten carbide-based annular jewelry article | — | 2006-07-18 |
| 7032314 | Methods of making tungsten carbide-based annular jewelry rings | — | 2006-04-25 |
| 6993842 | Methods and jewelry articles comprising sintered tungsten carbide | — | 2006-02-07 |
| 6990736 | Methods for preparing jewelry articles comprising sintered tungsten carbide | — | 2006-01-31 |
| 6928734 | Jewelry ring and method of manufacturing same | — | 2005-08-16 |
| 6553667 | Apparatus and method for manufacturing composite articles including wear resistant jewelry and medical and industrial devices and components thereof | — | 2003-04-29 |
| 6062045 | Wear resistance jewelry | — | 2000-05-16 |
| 4393528 | Adjustable trampoline type pool and hot tub cover | — | 1983-07-19 |