Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7627997 | Concrete foundation wall with a low density core and carbon fiber and steel reinforcement | Harold G. Messenger | 2009-12-08 |
| 4522579 | Apparatus for making reinforced concrete products | Philip L. Rotondo | 1985-06-11 |
| 4504428 | Method for making reinforced concrete products | Philip L. Rotondo | 1985-03-12 |
| 4404786 | Method and apparatus for making reinforced concrete products | Philip L. Rotondo | 1983-09-20 |