Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4678917 | Instantaneous reading multichannel polychromatic spectrophotometer method and apparatus | Charles C. Helms, Ralph D. Conlon | 1987-07-07 |
| 4357668 | Base line correction method and apparatus | Arnold Schwartz | 1982-11-02 |