Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5919297 | Cobalt- and nickel-free sealant compositions | — | 1999-07-06 |
| 4388205 | Phosphate-free cleaning compositions | Hans Stettler, Karl Buser | 1983-06-14 |
| 4264324 | After treatment of cellulosic textiles dyed with fiber-reactive dyes | Rene Fischer, Saverio Fornelli, Francis Palacin | 1981-04-28 |