Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4266067 | Process for preparing thiophene derivatives | Kiyoshi Kondo, Kunikazu Sakai | 1981-05-05 |
| 4221915 | Process for preparing thiophene derivatives and thiophene derivatives obtained thereby | Kiyoshi Kondo, Daiei Tsunemoto | 1980-09-09 |
| 4219659 | Process for the preparation of thiophene derivatives and thiophene derivatives obtained therethrough | Kunikazu Sakai, Akira Kurebayashi | 1980-08-26 |