Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851395 | Nitrogen-containing polysaccharide | Saburo Ueno, Chikao Yoshikumi, Yoshio Omura, Takayoshi Fujii, Eiichi Takahashi +1 more | 1989-07-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851395 | Nitrogen-containing polysaccharide | Saburo Ueno, Chikao Yoshikumi, Yoshio Omura, Takayoshi Fujii, Eiichi Takahashi +1 more | 1989-07-25 |