Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4980059 | Liquid chromatograph | Andrew C. Cleland | 1990-12-25 |
| 4307960 | Spectrophotometer | Charles V. Perkins | 1981-12-29 |
| 4299485 | Spectrophotometer | Charles V. Perkins | 1981-11-10 |