Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6312697 | Inhibitory effect of synthetic and natural colorants on carcinogenesis | Harukuni Tokuda, Takao Konoshima, Midori Takasaki, Hoyoku Nishino | 2001-11-06 |
| 6291215 | Inhibitory effects on synthetic and natural colorants on carcinogenes | Harukuni Tokuda, Takao Konoshima, Midori Takasaki, Hoyoku Nishino | 2001-09-18 |
| 6284224 | Inhibitory effect of synthetic and natural colorants on carcinogenesis | Harunkuni Tokoda, Takao Konoshima, Midori Takasaki, Hoyoku Nishino | 2001-09-04 |
| 6277378 | Inhibitory effect of synthetic and natural colorants on carcinogenesis | Harukuni Tokuda, Takao Konoshima, Midori Takasaki, Hoyoku Nishino | 2001-08-21 |
| 6267946 | Inhibitory effects of synthetic and natural colorants on carcinogenesis VI | — | 2001-07-31 |
| 6228365 | Inhibitory effect of synthetic and natural colorants on carcinogenesis | — | 2001-05-08 |
| 6225296 | Inhibitory effects of synthetic and natural colorant on carcinogenesis VIII | — | 2001-05-01 |
| 6080411 | Inhibitory effects of synthetic and natural colorants on carcinogenesis III | — | 2000-06-27 |
| 5935581 | Inhibitory effects of synthetic and natural colorants on carcinogenesis | Harukuni Tokuda, Takao Konoshima, Midori Takasaki, Hoyoku Nishino | 1999-08-10 |
| 5807898 | Antimalarial agents | — | 1998-09-15 |
| 5684035 | Antimalarial agents | — | 1997-11-04 |