Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5609762 | Cellulose membranes comprising cotton fibers and method of manufacturing them | — | 1997-03-11 |
| 5459249 | Process for continuous manufacture of alkylglycosides | Manfred Bergfeld | 1995-10-17 |