Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464764 | Protective agents for wood | Hans-Norbert Marx | 2002-10-15 |
| 6362370 | Wood preservatives | Joachim Fritschi, Volker Ranft | 2002-03-26 |
| 6348089 | Compositions and process for the protective treatment of wood | Hans-Norbert Marx, Tilo Vogel, Oliver Arlt | 2002-02-19 |