Joseph; Stephen Hampden
Patent Applications and Registrations
Patent applications and USPTO patent grants for Joseph; Stephen Hampden.The latest application filed is for "electrochemical cell".
- Joseph; Stephen Hampden - Sheffield GB
- Joseph; Stephen Hampden - East Grinstead GB
| Patent | Date |
|---|---|
| Electrochemical cell Grant 6,524,452 - Clark , et al. February 25, 2 | 2003-02-25 |
| Method for the fabrication of electrochemical cells Grant 6,086,643 - Clark , et al. July 11, 2 | 2000-07-11 |
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