Kraetzschmar; Oliver
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kraetzschmar; Oliver.The latest application filed is for "process for production of polycrystalline silicon".
- Kraetzschmar; Oliver - Burgkirchen N/A DE
| Patent | Date |
|---|---|
| Process for production of polycrystalline silicon Grant 8,894,766 - Schaefer , et al. November 25, 2 | 2014-11-25 |
| Polycrystalline silicon and method for the production thereof Grant 8,398,946 - Hertlein , et al. March 19, 2 | 2013-03-19 |
| Process For Production Of Polycrystalline Silicon App 20120048178 - SCHAEFER; Marcus ; et al. | 2012-03-01 |
| Polycrystalline Silicon And Method For The Production Thereof App 20100219380 - Hertlein; Harald ; et al. | 2010-09-02 |
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