Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9630889 | System for producing organic fertilizer and a feed from excreta of domestic animal | Kazushige Kitazumi, Mikio Matsushima, Yaroslava Polutova, Koji Nagae, Ryoichi Sekiya +1 more | 2017-04-25 |
| 9353018 | Organic fertilizer production system | Kazushige Kitazumi, Yaroslava Polutova, Koji Nagae, Ryoichi Sekiya, Hisaki Yamawaki | 2016-05-31 |