Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6978690 | Apparatus for the internal inspection of pipes and tubes and the like | Leonardus Johannes Gruitroij, Joost Martinus Hermanus Parent, Christiaan Willem Schomper | 2005-12-27 |
| 6295872 | Ultrasonic measuring instrument | — | 2001-10-02 |