Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5066779 | Catalytic process for producing raw material pitch for carbon materials from naphthalene | Ikuo Seo, Yosinobu Murakami | 1991-11-19 |
| 4745103 | Hair cosmetic composition | Yuichi Nishida | 1988-05-17 |