Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5580642 | Reinforcing member for civil and architectural structures | Tadashi Okamoto | 1996-12-03 |
| 4770832 | Process for manufacturing of structural reinforcing material | Tadashi Okamoto, Koichi Hasuo, Masahisa Handa | 1988-09-13 |
| 4684567 | Reinforced structural material and reinforced fibrous inorganic structure reinforced therewith | Tadashi Okamoto, Masahisa Handa | 1987-08-04 |