Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4396581 | Apparatus for making phosphorus pentasulfide | Friedrich Neumann, Gunter Reichert, Hermann Niermann | 1983-08-02 |
HB
Hans-Dieter Benscheidt
Overall (All Time): #4,055,419 of 4,157,543Top 100%
1
Patents All Time