Switzer; David Arthur Sidney
Patent Applications and Registrations
Patent applications and USPTO patent grants for Switzer; David Arthur Sidney.The latest application filed is for "electromagnetic communications system and method for a drilling operation".
- Switzer; David Arthur Sidney - Calgary CA
| Patent | Date |
|---|---|
| Electromagnetic Communications System And Method For A Drilling Operation App 20200088026 - Buternowsky; Barry Daniel ; et al. | 2020-03-19 |
| Actuation System And Method For A Downhole Tool App 20130206401 - BHOITE; SAMEER P. ; et al. | 2013-08-15 |
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