Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10066120 | Urethane composition for coating film waterproof material | Yoichi KAI | 2018-09-04 |
| 9890285 | Asphalt-urethane composition | Yoichi KAI | 2018-02-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10066120 | Urethane composition for coating film waterproof material | Yoichi KAI | 2018-09-04 |
| 9890285 | Asphalt-urethane composition | Yoichi KAI | 2018-02-13 |