Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7261904 | Purified cochineal and method for its production | Takahito Ichi, Chiyoki Yukawa, Makoto Sakata, Hiroyuki Sato | 2007-08-28 |
| 7192456 | Method of preparing a purified purple corn coloring agent | Takahito Ichi, Makoto Sakata, Hiromitsu Aoki | 2007-03-20 |
| 6572906 | Method for inhibiting fading of a natural pigment using nigerooligosaccharide or maltooligosaccharide or panose with or without an antioxidant | Yutaka Higashimura, Kazuhiro Emura, Noriko Kuze, Junko Shirai | 2003-06-03 |