Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7159740 | Method and apparatus for parallel dispensing of defined volumes of solid particles | Elizabeth Nanthakumar, Josef Backes | 2007-01-09 |
| 5174865 | Process for purifying crude hydrochloric acid | Jeff H. Stultz, Heinz Rorup, Edmund R. Nettersheim, Bernd Wottawa | 1992-12-29 |