Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4666861 | Aqueous solution as an eluent used in liquid chromatography | — | 1987-05-19 |
| 4493928 | Crosslinked chitin derivatives | — | 1985-01-15 |
| 4401807 | Shaped material comprising acylated product of mixture of chitin derivatives | — | 1983-08-30 |
| 4376199 | Shaped material of chitin derivatives | — | 1983-03-08 |
| 4373096 | Crosslinked chitin derivatives | — | 1983-02-08 |
| 4356236 | Spherically shaped material comprising acylated product of de-N-acetylated chitin | — | 1982-10-26 |
| 4336070 | Process for preparing porous shaped material of acylated chitin derivative | — | 1982-06-22 |
| 4308377 | Shaped material comprising denatured chitin and process for preparing same | — | 1981-12-29 |
| 4304905 | Method for preparing a carboxyalkylated chitin and a derivative thereof | — | 1981-12-08 |
| 4301067 | Chitin containing poly-ion complex | — | 1981-11-17 |