Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5737774 | Device for preventing or reducing the incidence or intensity of pain in the body | Tommy Hansson | 1998-04-14 |
| 5118608 | Optical assay technique | Derek G. Layton, Alan M. Smith, John H. Fisher, Robert M. Pettigrew | 1992-06-02 |
| 4931384 | Optical assay technique | Derek G. Layton, Alan M. Smith, John H. Fisher, Robert M. Pettigrew | 1990-06-05 |
| 4882288 | Assay technique and equipment | John North, Craig Sawyers | 1989-11-21 |