Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7585562 | Prestressing strand having corrosion protection double coatings | Takeshi Hasui | 2009-09-08 |
| 7241473 | Method of forming corrosion protection double coatings on prestressing strand and prestressing strand produced by the method | Takeshi Hasui | 2007-07-10 |
| 5362326 | Apparatus for forming corrosion protection coatings on prestressing strand | Takeshi Hasui | 1994-11-08 |