Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801581 | Pharmaceutical composition containing para-amino-benzoic acid-N-D-xyloside as an active ingredient | Chikao Yoshikumi, Yoshio Ohmura, Fumio Hirose, Masanori Ikuzawa, Kenichi Matsunaga +2 more | 1989-01-31 |