Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8674993 | Graph database system and method for facilitating financial and corporate relationship analysis | Sean Levy, Pranab Nag, Diego Adrian Villarreal | 2014-03-18 |
| 6874891 | Holographic display system | — | 2005-04-05 |
| 6474330 | Hydrogen-fueled visual flame gas fireplace | Arthur Morris Lister | 2002-11-05 |
| 6269809 | Low emission fireplace | — | 2001-08-07 |
| 6123066 | Low emission fireplace | — | 2000-09-26 |
| 6098614 | Flammable fluid fueled heater | — | 2000-08-08 |
| 5960789 | Flammable fluid heating apparatus | — | 1999-10-05 |
| 5816237 | Low emission fireplace | — | 1998-10-06 |
| 5678534 | Heating apparatus | — | 1997-10-21 |
| 4667607 | Heating | — | 1987-05-26 |