Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6560817 | Floor cleaning system | Lenard Deiterman, Alfred H. Lemke | 2003-05-13 |
| 5921720 | Ball nose cutting tool with center mounted tool bits | — | 1999-07-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6560817 | Floor cleaning system | Lenard Deiterman, Alfred H. Lemke | 2003-05-13 |
| 5921720 | Ball nose cutting tool with center mounted tool bits | — | 1999-07-13 |