Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5015566 | Tabular grain photographic elements exhibiting reduced pressure sensitivity (II) | Wayne A. Bowman | 1991-05-14 |
| 4672029 | Color-forming couplers and their use in the analytical determination of hydrogen peroxide or other analytes | William N. Washburn, Ewell Cook | 1987-06-09 |
| 4670381 | Heterogeneous immunoassay utilizing horizontal separation in an analytical element | Paul H. Frickey, Karl J. Sanford, Allen L. Thunberg, Michael W. Sundberg, Susan J. Danielson | 1987-06-02 |
| 4637978 | Assay for analysis of whole blood | — | 1987-01-20 |
| 4555484 | Analytical element and method for alkaline phosphatase assay | Denise D. LaRossa, Allen L. Thunberg, Gary E. Norton | 1985-11-26 |
| 4468467 | Diazonium salt for bilirubin assay | Bruce E. Babb | 1984-08-28 |
| 4283491 | Analytical elements with improved reagent stability | — | 1981-08-11 |
| 4274832 | Analytical element and method for analysis of multiple analytes | Tai-Wing Wu | 1981-06-23 |