Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663365 | Process for the preparation of pyrazolones | Yasuo Yamamoto, Shinichi Takano, Yoshio Kawai | 1997-09-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663365 | Process for the preparation of pyrazolones | Yasuo Yamamoto, Shinichi Takano, Yoshio Kawai | 1997-09-02 |