Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32943 | Process for cooking lignocellulosic material in the presence of hydroxyanthracenes and derivatives thereof | Masato Nakamura, Yoshika Nomura | 1989-06-06 |
| 4181565 | Process for cooking lignocellulosic material in the presence of hydroxyanthracenes and derivatives thereof | Masato Nakamura, Yoshika Nomura | 1980-01-01 |