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Patent applications and USPTO patent grants for Alexander; Francis E..The latest application filed is for "battery separator having different size ribs and method of making the same".
Patent | Date |
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Battery Separator having different size ribs and method of making the same Grant 6,132,899 - Young , et al. October 17, 2 | 2000-10-17 |
Battery separation Grant 5,985,484 - Young , et al. November 16, 1 | 1999-11-16 |
Battery separator and method of making Grant 5,789,103 - Young , et al. August 4, 1 | 1998-08-04 |
Battery separator Grant 5,679,479 - Young , et al. October 21, 1 | 1997-10-21 |
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