Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9346255 | Compositions and methods for making putty transfer books | Keith Ketchman, Michael Craig | 2016-05-24 |
| 8978556 | Method for revealing a hidden image using dough to pick up and transfer the image | Keith Ketchman, Michael Craig | 2015-03-17 |
| 6516542 | Tilling machine, method of use and method of gardening | — | 2003-02-11 |
| 6338209 | Tilling machine, method of use and method of gardening | — | 2002-01-15 |