Issued Patents All Time
Showing 101–112 of 112 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820647 | Method for detecting a metal ion in an aqueous environment | — | 1989-04-11 |
| 4775626 | Method and compositions for protecting anerobic microorganisms | Richard D. Armenta, Edwin F. Ullman | 1988-10-04 |
| 4756884 | Capillary flow device | Robert S. Hillman, Michael E. Cobb, Jim Allen, Vladimir E. Ostoich, Laura J. Winfrey | 1988-07-12 |
| 4753776 | Blood separation device comprising a filter and a capillary flow pathway exiting the filter | Robert S. Hillman | 1988-06-28 |
| 4687735 | Enzymatic poly-reactant channeling binding assay | Robert K. DiNello, Edwin F. Ullman | 1987-08-18 |
| 4668620 | Reducing background interference activity in enzyme-label immunoassays | Richard D. Armenta, John D. Olson | 1987-05-26 |
| 4629690 | Homogeneous enzyme specific binding assay on non-porous surface | Litai Weng, Edwin F. Ullman | 1986-12-16 |
| 4582791 | Reducing non-specific background in immunofluorescence techniques | Pyare Khanna, Jimmy D. Allen | 1986-04-15 |
| 4578350 | Immunoassays employing protected labels | Richard D. Armenta | 1986-03-25 |
| 4501692 | Charge effects in enzyme immunoassays | Gerald L. Rowley, Edwin F. Ullman | 1985-02-26 |
| 4287300 | Charge effects in enzyme immunoassays | Gerald L. Rowley, Edwin F. Ullman | 1981-09-01 |
| 4281061 | Double antibody for enhanced sensitivity in immunoassay | Robert F. Zuk, Gerald L. Rowley, Edwin F. Ullman | 1981-07-28 |