Kampfer; Andrea
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kampfer; Andrea.The latest application filed is for "borosilicate glass of high chemical resistance and low viscosity which contains zirconium oxide and lithium oxide".
- Kampfer; Andrea - Jena DE
| Patent | Date |
|---|---|
| Borosilicate glass of high chemical resistance and low viscosity which contains zirconium oxide and lithium oxide Grant 5,736,476 - Watzke , et al. April 7, 1 | 1998-04-07 |
| Borosilicate glass weak in boric acid Grant 5,599,753 - Watzke , et al. February 4, 1 | 1997-02-04 |
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