Hannwacker; David
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hannwacker; David.The latest application filed is for "device and method for preventing leakage of air between multiple turbine components".
- Hannwacker; David - Boston MA
| Patent | Date |
|---|---|
| Device and method for preventing leakage of air between multiple turbine components Grant 9,488,110 - Chan , et al. November 8, 2 | 2016-11-08 |
| Device And Method For Preventing Leakage Of Air Between Multiple Turbine Components App 20140250893 - Chan; George Joe-Kueng ; et al. | 2014-09-11 |
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