Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5303745 | Weaving machine with weft break clearing devices | Josef Kaufmann | 1994-04-19 |
| 5110743 | Method and apparatus for storing and mixing blood samples | Arthur Windisch | 1992-05-05 |
| 4889633 | Process for treating aqueous fluids containing organic compounds and salts of polyvalent inorganic acids | — | 1989-12-26 |
| 4810390 | Separation and purification of pigment suspensions and suspensions of pigment intermediates by a membrane separation process | Klaus Flierl, Hans-Rudolf Marfurt | 1989-03-07 |
| 4758347 | Process for purifying dyeing wastewaters | Alfred Henz | 1988-07-19 |
| 4632882 | Filler wire | Alexander Werner | 1986-12-30 |
| 4584169 | Process, apparatus and installation for the continuous production of a filler wire | Alexander Werner | 1986-04-22 |
| 4559144 | Process for converting sparingly soluble inorganic salts of cationic dyes and brighteners into more soluble salts of organic acids | Beat Bruttel | 1985-12-17 |
| 4500321 | Process for the preparation of concentrated fluid dye compositions | Paul Hugelshofer, Beat Bruttel, Roger Lacroix | 1985-02-19 |
| 4466900 | Process for the preparation of fluorescent brightener formulations which are stable on storage | Paul Horlacher | 1984-08-21 |
| 4390342 | Process for the preparation of solid composition of water-soluble dyes | Beat Bruttel | 1983-06-28 |