Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398809 | Dynamic slab gate valves | Don Channing Gramlich | 2025-08-26 |
| 12287041 | Slab gate valves and methods of retrofitting | Don Channing Gramlich | 2025-04-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398809 | Dynamic slab gate valves | Don Channing Gramlich | 2025-08-26 |
| 12287041 | Slab gate valves and methods of retrofitting | Don Channing Gramlich | 2025-04-29 |