Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10155853 | Method for manufacturing lignin degradation product | Naonori Ryumon, Yoshihito KOYAMA, Takao Masuda, Teruoki Tago | 2018-12-18 |
| 9951189 | Method for manufacturing lignin degradation product | Naonori Ryumon, Yoshihito KOYAMA, Takao Masuda, Teruoki Tago | 2018-04-24 |
| 4784806 | Method for producing anthraquinone compounds | Makoto Hattori | 1988-11-15 |
| 4749521 | Process for preparing 1,4-diaminoanthraquinone-2,3-disubstituted compound | Makoto Hattori | 1988-06-07 |