Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871661 | Process for testing the carcinogenicity of a material or the presence of cancer-inducing factors in an environment | Dorothy E. Schumm, Margaret Hanausek-Walaszek, Zbigniew Walaszek, Raymond W. Lang | 1989-10-03 |
| 4845123 | Reduction in vivo of the inappropriate levels of endogenous and environmental-derived compounds by sustained-release inhibitors of .beta.- g | Zbigniew Walaszek, Malgorzata Hanausek-Walaszek, John P. Minton | 1989-07-04 |