Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6162735 | In-situ method for preparing and highlighting of defects for failure analysis | Gunnar Zimmermann, Mark Johnston | 2000-12-19 |
| 4615351 | Method of and apparatus for monitoring the surface level of material in a vessel | Heinrich Schliefer, Rudiger Naaf | 1986-10-07 |