Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5143575 | Spiral wound filter and method of making same | Horst Glassel, Reinhard Jaus | 1992-09-01 |
EH
Egbert Hellwig
Overall (All Time): #3,858,328 of 4,157,543Top 95%
1
Patents All Time