Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873212 | Nitrogen-containing bidentate compound immobilized on a solid inorganic carrier | — | 1989-10-10 |
| 4873333 | Nitrogen-containing bidentate compound immobilized on a solid inorganic carrier | — | 1989-10-10 |
| 4814457 | Complex-forming polymers and processes to prepare them | — | 1989-03-21 |