Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6255427 | Amphoteric polymer dispersion | Hasen Ulubay, Karl Hetterich | 2001-07-03 |
| 5925722 | Amphoteric and anionic polymer dispersions, process for their preparation and use thereof | Hasan Ulubay, Karl Hetterich | 1999-07-20 |
| 5436312 | Aqueous filler composition | Michael Schwab, Ute Kuhn, Joachim Zoeller | 1995-07-25 |