Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637690 | Sulfate of n-acetylneuraminic acid homopolymer and processes for making and using the same | Yasuhiro Ota, Yoji Tsukada | 1997-06-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637690 | Sulfate of n-acetylneuraminic acid homopolymer and processes for making and using the same | Yasuhiro Ota, Yoji Tsukada | 1997-06-10 |