Van Woerden; Stefan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Van Woerden; Stefan.The latest application filed is for "rotary blade sharpness testing device".
- Van Woerden; Stefan - Hamilton NZ
| Patent | Date |
|---|---|
| Rotary blade sharpness testing device Grant 10,551,288 - Dowd , et al. Fe | 2020-02-04 |
| Rotary Blade Sharpness Testing Device App 20180313731 - Dowd; Peter ; et al. | 2018-11-01 |
| Clamp Grant 9,694,475 - Dowd , et al. July 4, 2 | 2017-07-04 |
| Clamp App 20150042027 - DOWD; PETER CHRISTOPHER ; et al. | 2015-02-12 |
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