Royle, David Albert Cyril
Patent Applications and Registrations
Patent applications and USPTO patent grants for Royle, David Albert Cyril.The latest application filed is for "retractable road wheel and steering arrangement for an amphibious vehicle".
- Royle, David Albert Cyril - Co Durham GB
- Royle; David Albert Cyril - Durham GB
| Patent | Date |
|---|---|
| Retractable road wheel and steering arrangement for an amphibious vehicle App 20050034646 - Royle, David Albert Cyril | 2005-02-17 |
| Suspension system Grant 6,811,454 - Royle November 2, 2 | 2004-11-02 |
| Vehicle with retractable wheel App 20040112661 - Royle, David Albert Cyril | 2004-06-17 |
| Suspension system App 20030176119 - Royle, David Albert Cyril | 2003-09-18 |
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