Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5174865 | Process for purifying crude hydrochloric acid | Jeff H. Stultz, Siegfried Unger, Edmund R. Nettersheim, Bernd Wottawa | 1992-12-29 |
HR
Heinz Rorup
Dow Deutschland: 1 patents #4 of 19Top 25%
Overall (All Time): #3,866,475 of 4,157,543Top 95%
1
Patents All Time