Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D333185 | Wand for determining drug test result | Mark Andersen, Denise C. Garrison, Vance C. Mitchell, Nelson F. Thune, Leonard Porche | 1993-02-09 |
| D333186 | Drug specimen test module | Mark Andersen, Denise C. Garrison, Richard Arthur SPINDEL, Nelson F. Thune | 1993-02-09 |