Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4775540 | Preparation of pourable choline chloride/silica powders | Otto Hertel, Gerhard Jeschek, Walter Klink, Wolfgang Koernig, Theodor Weber | 1988-10-04 |
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Overall (All Time): #3,960,340 of 4,157,543Top 100%
1
Patents All Time