Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D555672 | Planetary mixer | — | 2007-11-20 |
| D552627 | Planetary mixer | — | 2007-10-09 |
| 6131557 | Two stage variable speed control for concrete saw | — | 2000-10-17 |
| 5921228 | Multi-directional, self-propelled saw for cutting concrete slabs | — | 1999-07-13 |
| 5410842 | Two speed hydraulic door operator | — | 1995-05-02 |