Issued Patents 2003
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639017 | Flame-retardant unsaturated polyester resins | Sebastian Hörold | 2003-10-28 |
| 6600067 | Process for preparing ethylenediphosphonic acids | Martin Sicken | 2003-07-29 |
| 6600068 | Process for preparing ethanebis(methylphosphinic) acid | Martin Sicken | 2003-07-29 |
| 6583315 | Process for preparing ethanebis(alkylphosphinic) acids | Martin Sicken, Norbert Weferling | 2003-06-24 |
| 6569974 | Polymeric phosphinic acids and salts thereof | Martin Sicken, Norbert Weferling | 2003-05-27 |
| 6536254 | Method and device for producing a metal strip for tailored blanks to be cut to length | Rudolf Kawalla, Friedrich Behr | 2003-03-25 |
| 6534673 | Process for preparing salts of dialkylphosphinic acids | Norbert Weferling, Gunter Kolbe | 2003-03-18 |