Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7618583 | Air purifying process | — | 2009-11-17 |
| 6461551 | Vacuum molding process | — | 2002-10-08 |
| 6315959 | Salt air freshener apparatus and method | — | 2001-11-13 |
| 6270720 | Salt air freshener apparatus and method | — | 2001-08-07 |
| 5932256 | Vacuum molding apparatus | — | 1999-08-03 |
| 5724783 | Building panel apparatus and method | — | 1998-03-10 |
| D386858 | Shoe and boot cleaner | — | 1997-11-25 |
| 5555698 | Building panel apparatus and method | — | 1996-09-17 |
| 5417023 | Building panel apparatus and method | — | 1995-05-23 |
| 5292467 | Highway barrier method | Doneath M. Mandish | 1994-03-08 |
| 5286136 | Highway barrier apparatus and method | Doneath M. Mandish | 1994-02-15 |
| 4468885 | Hydroponic system with floating plant trays and precast concrete sidewalls | — | 1984-09-04 |
| 4355484 | Hydroponic tray and method of manufacture | — | 1982-10-26 |
| 4241107 | Roof coating process | Doneath M. Mandish | 1980-12-23 |