Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4925647 | Process for the production of metal oxides or metal mixed oxides | — | 1990-05-15 |
HK
Hermann Kirchhofer
Overall (All Time): #3,902,902 of 4,157,543Top 95%
1
Patents All Time