Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5330714 | Process and apparatus for simultaneous measurement of sulfur and non-sulfur containing compounds | Neil Johansen, Donald H. Stedman | 1994-07-19 |
| 5310683 | Process for simultaneous measurement of sulfur and non-sulfur containing compounds | Neil Johansen, Donald H. Stedman | 1994-05-10 |
| 5275957 | Instrument and method for measurement of the organic carbon content of water | Frederick K. Blades, Paul Charles Melanson | 1994-01-04 |