Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5501981 | Method and apparatus for chemiluminescent detection of sulfur | John D. Ray | 1996-03-26 |
| 5330714 | Process and apparatus for simultaneous measurement of sulfur and non-sulfur containing compounds | Richard D. Godec, Donald H. Stedman | 1994-07-19 |
| 5310683 | Process for simultaneous measurement of sulfur and non-sulfur containing compounds | Richard D. Godec, Donald H. Stedman | 1994-05-10 |
| 5227135 | Apparatus for simultaneous measurement of sulfur and non-sulfur containing compounds | Richard D. Godec, Donald H. Stedman | 1993-07-13 |