Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4367094 | Slump reduction-preventing agent and method for improving applicability of mortar concrete | Yukio Fujimaru, Toshihiro Sugiwaki, Shigenobu Fujioka | 1983-01-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4367094 | Slump reduction-preventing agent and method for improving applicability of mortar concrete | Yukio Fujimaru, Toshihiro Sugiwaki, Shigenobu Fujioka | 1983-01-04 |