Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6079900 | Pavement composite material with elastic surface layer and production method thereof | Yutaka Kumagawa, Masakazu Io, Satoru Hara | 2000-06-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6079900 | Pavement composite material with elastic surface layer and production method thereof | Yutaka Kumagawa, Masakazu Io, Satoru Hara | 2000-06-27 |