Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5646736 | Analytical apparatus with coded elements | Rame Bull, Henry B. Castaneda, Teresa A. Neale, G. Neil Spokes, Edgar Watson, Jr. | 1997-07-08 |
| 5423440 | Ampule for chemical oxygen demand test | Henry B. Castaneda, G. Neil Spokes | 1995-06-13 |
| 4332769 | Disposable titration device | Henry B. Castaneda | 1982-06-01 |