Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5298663 | Process for the preparation of protected phosphine oxides | Roger Graham Hall | 1994-03-29 |
| 5284844 | Biocides for protecting industrial materials and water systems | Joachim Lorenz, Reinhardt Grade | 1994-02-08 |