Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8013044 | Liquid hardening | Philana Veronica Wesenhagen | 2011-09-06 |
| 7976582 | Bleaching of substrates | Joaquim Manuel Henriques de Almeida, Herbert Bachus, Zinaida Ponie Djodikromo, Christian Doerfler, Joachim Lienke | 2011-07-12 |
| 7972386 | Bleaching of substrates | Joaquim Manuel Henriques de Almeida, Zinaida Ponie Djodikromo | 2011-07-05 |