Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10947574 | Method for producing fermented carotenoid using carotenoid-producing bacteria obtained by using cobalt-containing culturing medium | Tetsuhisa Yata, Mitsutoshi Azuma, Kazuaki Hirasawa | 2021-03-16 |
| 10240215 | Method for producing astaxanthin by fermentation | Kazuaki Hirasawa, Hiroshi Satoh, Tetsuhisa Yata, Mitsutoshi Azuma | 2019-03-26 |
| 9605323 | Method for producing astaxanthin by fermentation | Kazuaki Hirasawa, Hiroshi Satoh, Tetsuhisa Yata, Mitsutoshi Azuma | 2017-03-28 |
| 8999664 | Method of improving salmon meat color | Kazuaki Hirasawa, Akira Tsubokura | 2015-04-07 |
| 8883443 | Method for producing zeaxanthin by fermentation | Kazuaki Hirasawa, Hiroshi Satoh, Tetsuhisa Yata, Mitsutoshi Azuma | 2014-11-11 |
| 7745170 | Process for producing carotenoid compound | Akira Tsubokura, Kazuaki Hirasawa | 2010-06-29 |
| 6706278 | Pigment- containing materials to be added to feeds | Akira Tsubokura, Haruyoshi Mizuta | 2004-03-16 |
| 5858761 | Bacteria for production of carotenoids | Akira Tsubokura, Mikihiro Takaki, Takashi Kiyota | 1999-01-12 |
| 5607839 | Bacteria belonging to new genus process for production of carotenoids using same | Akira Tsubokura, Mikihiro Takaki, Takashi Kiyota | 1997-03-04 |
| 5565357 | Process for production of canthaxanthin | Akira Tsubokura, Mikihiro Takaki, Takashi Kiyota | 1996-10-15 |
| 5496709 | Process for production of canthaxanthin | Akira Tsubokura, Mikihiro Takai, Takashi Kiyota | 1996-03-05 |
| 5229281 | Process for production of optically active 3-methyladipic acid from squalene using Candida lipolytica | Akira Tsubokura, Takashi Kiyota | 1993-07-20 |
| 5217887 | Process for production of (R) methylsuccinic acid from squalene using Candida lipolytica | Akira Tsubokura, Takashi Kiyota | 1993-06-08 |