Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5856777 | Simulated vehicle alarm | Peter C. Rullman | 1999-01-05 |
| 5512304 | Method of preparing a thromboplastin extract | David A. Barrow | 1996-04-30 |
| 5391380 | Thromboplastin extract, reagent, and preparation thereof | David A. Barrow | 1995-02-21 |
| 5254350 | Method of preparing a thromboplastin extract | David A. Barrow | 1993-10-19 |