Griessel; Richard
Patent Applications and Registrations
Patent applications and USPTO patent grants for Griessel; Richard.The latest application filed is for "bypassed cascaded cell converter".
- Griessel; Richard - Derry NH
- GRIESSEL; Richard - US-Derry NH
| Patent | Date |
|---|---|
| Bypassed cascaded cell converter Grant 9,553,526 - Noetzold , et al. January 24, 2 | 2017-01-24 |
| Bypassed Cascaded Cell Converter App 20140204632 - NOETZOLD; Kilian ; et al. | 2014-07-24 |
| Transformerless, load adaptive speed controller Grant 6,879,053 - Welches , et al. April 12, 2 | 2005-04-12 |
| Hybrid variable speed generator/uninterruptible power supply power converter App 20040084965 - Welches, Richard Shaun ; et al. | 2004-05-06 |
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