Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6406922 | Device for the testing of body fluid samples | Douglas Casterlin, Stan Cipkowski | 2002-06-18 |
| 6372515 | Device for the testing of fluid samples and process for making the device | Douglas Casterlin, Stan Cipkowski | 2002-04-16 |
| 4956300 | Aid for determining the presence of occult blood, method of making the aid, and method of using the aid | — | 1990-09-11 |
| 4752448 | Drug abuse test paper | Robin L. Binder | 1988-06-21 |
| 4578358 | Collection of specimens and detection of occult blood therein | Norman H. Oksman, Joseph M. Talmage | 1986-03-25 |
| 4578359 | Occult-blood detection | Norman H. Oksman, Joseph M. Talmage | 1986-03-25 |