Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681622 | Process for producing decorative multiple-layer coatings | Bettina Vogt-Birnbrich, Hans-Peter Patzschke, Werner Lenhard, Marcus Brunner | 1997-10-28 |
| 5672649 | Process for preparing aqueous coating agents using modular systems | Thomas Brock | 1997-09-30 |