Issued Patents 2016
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9399853 | Digging and backfill apparatus | John William Gilman | 2016-07-26 |
| 9260048 | Collection tank | — | 2016-02-16 |
| 9260049 | Collection tank | — | 2016-02-16 |
| 9260050 | Collection tank | — | 2016-02-16 |