Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378082 | Portable telescopic conveyor belt | Bradley Alan Davis, Carey A. Zielinski | 2025-08-05 |
| 12270159 | Swing boom concrete screeding apparatus | — | 2025-04-08 |
| 12123152 | Side-step concrete screeding apparatus | — | 2024-10-22 |
| 11946208 | Swing boom concrete screeding apparatus | — | 2024-04-02 |
| 11885078 | Drive system for screeding concrete | Gary Ligman | 2024-01-30 |
| 11788304 | Electronically actuated leveling system for screeding concrete | Gary Ligman | 2023-10-17 |
| 11560727 | Apparatus for screeding concrete | Gary Ligman | 2023-01-24 |
| 11162232 | Drive system for screeding concrete | Gary Ligman | 2021-11-02 |
| 10233658 | Multi-rotational concrete screed apparatus for screeding concrete | — | 2019-03-19 |
| 9909267 | Paver head assembly | — | 2018-03-06 |
| 9708780 | Track drive apparatus for screeding concrete | — | 2017-07-18 |
| 9404272 | Track drive apparatus for screeding concrete | — | 2016-08-02 |
| 9297171 | Track drive apparatus for screeding concrete | — | 2016-03-29 |
| 8152409 | Apparatus for screeding concrete | — | 2012-04-10 |