Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9688000 | Producing method of concrete | Seiji Nakamura, Toru Sakai | 2017-06-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9688000 | Producing method of concrete | Seiji Nakamura, Toru Sakai | 2017-06-27 |