Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7615577 | Highly filled dispersion containing transition aluminium oxide | Wolfgang Lortz, Heinz Lach | 2009-11-10 |
| 5167849 | Flocculation and/or fixing agent for paper sizing | Josef Seeholzer | 1992-12-01 |
| 4705842 | Process for hardening epoxide resin masses and a hardener solution therefor | — | 1987-11-10 |
| 4626270 | Nitrification-inhibiting agent and process for the production thereof | Horst Michaud, Hermann Raveling | 1986-12-02 |
| 4621128 | Hardener solution for epoxide resin masses | — | 1986-11-04 |
| 4508638 | Agent and method for the stabilization of polyvinyl chloride against heat and light | — | 1985-04-02 |
| 4492679 | Cyanuric chloride having improved shelf life | Horst Michaud | 1985-01-08 |