Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7870692 | Gutter cover | — | 2011-01-18 |
| 7347645 | Concrete stamping apparatus | — | 2008-03-25 |
| D558309 | Gutter cover | — | 2007-12-25 |
| 7140804 | Concrete stamping apparatus | — | 2006-11-28 |
| 7080955 | Concrete stamping apparatus | — | 2006-07-25 |
| 5338115 | Mixing device for materials with large density differences | — | 1994-08-16 |
| 4415339 | Solar coal gasification reactor with pyrolysis gas recycle | William R. Aiman | 1983-11-15 |
| 4382850 | Solar retorting of oil shale | — | 1983-05-10 |
| 4334579 | Method for gasification of deep, thin coal seams | — | 1982-06-15 |
| 4229184 | Apparatus and method for solar coal gasification | — | 1980-10-21 |