Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12385877 | Mitigating impact of ion buildup on pH sensor | Frederick Sonnichsen | 2025-08-12 |
| 12241861 | Mitigating impact of ion buildup on pH sensor | Frederick Sonnichsen | 2025-03-04 |
| 12222318 | Mitigating impact of ion buildup on pH sensor | Frederick Sonnichsen | 2025-02-11 |
| 12196706 | Mitigating impact of ion buildup on pH sensor | Frederick Sonnichsen | 2025-01-14 |
| 11946898 | Mitigating impact of ion buildup on pH sensor performance | Frederick Sonnichsen | 2024-04-02 |
| 11768173 | Mitigating impact of ion buildup on pH sensor performance | Frederick Sonnichsen | 2023-09-26 |
| 11668673 | Mitigating impact of ion buildup on pH sensor performance | Frederick Sonnichsen | 2023-06-06 |