Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5015590 | Method of determining nitrogen dioxide concentration in a gas sample which contains ozone | — | 1991-05-14 |
| 4239964 | Method for uranium determination | John Colin Robbins | 1980-12-16 |
| 4198568 | Apparatus and method for uranium determination | John Colin Robbins | 1980-04-15 |