Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883897 | Process for producing 2,6-dichlorobenzonitrile | Yasumasa Yamaguchi, Masahiro Ushigome, Hiroshi Murata | 1989-11-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883897 | Process for producing 2,6-dichlorobenzonitrile | Yasumasa Yamaguchi, Masahiro Ushigome, Hiroshi Murata | 1989-11-28 |