Heier; Siegfried
Patent Applications and Registrations
Patent applications and USPTO patent grants for Heier; Siegfried.The latest application filed is for "double-fed asynchronous generator and method for its operation".
- Heier; Siegfried - Baunatal DE
| Patent | Date |
|---|---|
| Double-fed asynchronous generator and method for its operation Grant 8,294,430 - Heier October 23, 2 | 2012-10-23 |
| Double-fed Asynchronous Generator And Method For Its Operation App 20100207589 - Heier; Siegfried | 2010-08-19 |
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