Lansink Rotgerink; Hermanus
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lansink Rotgerink; Hermanus.The latest application filed is for "moldings based on pyrogenic silicon dioxide".
- Lansink Rotgerink; Hermanus - Glattbach DE
| Patent | Date |
|---|---|
| Moldings based on pyrogenic silicon dioxide Grant 6,593,270 - Krause , et al. July 15, 2 | 2003-07-15 |
| Moldings based on silica Grant 6,316,383 - Tacke , et al. November 13, 2 | 2001-11-13 |
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