Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5396440 | Optimum calibration frequency determination | — | 1995-03-07 |
| 4391775 | Method of and system for determining particular species of chlorine in a water sample | Calvin O. Huber, Karl G. Schick | 1983-07-05 |
| 4322215 | Method for determining particular species of chlorine in a water sample | Calvin O. Huber, Karl G. Schick | 1982-03-30 |