Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7451716 | Water intake riser | Michalakis Efthymiou | 2008-11-18 |
| 7318387 | Water intake riser | Michalakis Efthymiou | 2008-01-15 |
| 7282663 | Forge welding process | Robert Andrew Alford, Johannis Josephus Den Boer, Anthony Thomas Cole, Klisthenis Dimitriadis, Michalakis Efthymiou +3 more | 2007-10-16 |