Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4905429 | Device for filling up of recess left in concrete wall after removal | Takuo Fukushima, Yasumasa Hayashida, Hiroto Gomi | 1990-03-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4905429 | Device for filling up of recess left in concrete wall after removal | Takuo Fukushima, Yasumasa Hayashida, Hiroto Gomi | 1990-03-06 |