Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4356112 | Catalyst for production of phthalic anhydride | Yoshiyuki Nakanishi, Yoji Akazawa, Takehiko Suzuki | 1982-10-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4356112 | Catalyst for production of phthalic anhydride | Yoshiyuki Nakanishi, Yoji Akazawa, Takehiko Suzuki | 1982-10-26 |