Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9823020 | Chlorine bypass device | Junzhu Wang, Hirokazu Shima | 2017-11-21 |
| 9676664 | Cement production apparatus | Yoshinori Takayama, Junzhu Wang | 2017-06-13 |
| 9616401 | Cement production apparatus | Yoshinori Takayama, Junzhu Wang, Hirokazu Shima | 2017-04-11 |
| 9587881 | Cement production apparatus | Junzhu Wang, Hirokazu Shima | 2017-03-07 |