Johansen; Sverre
Patent Applications and Registrations
Patent applications and USPTO patent grants for Johansen; Sverre.The latest application filed is for "power piston sealing assembly".
- Johansen; Sverre - Sheffield GB
| Patent | Date |
|---|---|
| Displacer piston assembly Grant 7,866,153 - Sollie , et al. January 11, 2 | 2011-01-11 |
| Power Piston Sealing Assembly App 20080289328 - Sollie; Per D. ; et al. | 2008-11-27 |
| Displacer Piston Assembly App 20080282695 - Sollie; Per D. ; et al. | 2008-11-20 |
| Power Head Mounted on Power Crosshead App 20080264057 - Sollie; Per D. ; et al. | 2008-10-30 |
| Crosshead Arrangement App 20080223031 - Sollie; Per D. ; et al. | 2008-09-18 |
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