Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7246912 | Electroluminescent lighting system | Victor Burger | 2007-07-24 |
| 5117926 | Method and system for controlling vibrations in borehole equipment | Robert Nicholas Worrall, Ivo Petrus Jozef Maria Stulemeijer, Johan Dirk Jansen | 1992-06-02 |