Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4759663 | Method of placing concrete into a steel encasement | Hideo Watanabe, Tomoo Suzuki, Takayoshi Ota, Tomohiro Bessho, Tamiki Koyama +3 more | 1988-07-26 |
| 4746364 | Flowing concrete and process of producing the same | Toru Kawai, Takeji Okada | 1988-05-24 |