Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6258041 | Strip tray allergy testing apparatus | — | 2001-07-10 |
| 6221027 | Modular allergy testing apparatus | — | 2001-04-24 |
| D433134 | Tongue retractor | — | 2000-10-31 |
| 6077229 | Allergy testing apparatus | — | 2000-06-20 |
| 6045499 | Tongue retractor | — | 2000-04-04 |
| 5931794 | Allergy testing apparatus | — | 1999-08-03 |
| 5673705 | Injection pick holder apparatus | — | 1997-10-07 |
| 5671753 | Disposable multiple allergen testing apparatus | — | 1997-09-30 |
| 5551441 | Injection pick holder apparatus | — | 1996-09-03 |
| 5538134 | Disposable allergen container and pick apparatus | — | 1996-07-23 |
| 4324423 | Tubular fitment | — | 1982-04-13 |
| 4247399 | Filtering and particulate washing device | — | 1981-01-27 |
| 4237906 | Antigen injection assembly | Harold R. Havstad | 1980-12-09 |
| 4225440 | Filter holding assembly | — | 1980-09-30 |