Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6726188 | Structured mass transfer packing with improved baffles | Gottfried Dichtl | 2004-04-27 |
| 5271755 | Method of joining corrugated glass plates of borosilicate glass | — | 1993-12-21 |
| 5112376 | Process and apparatus for the outer calibration of sections of glass tube | — | 1992-05-12 |