Issued Patents 2004
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6824926 | Silica filled polymeric separator containing efficiency improving diatomite additives | — | 2004-11-30 |
| 6821622 | Thin film metal non-oxide coated substrates | — | 2004-11-23 |
| 6821621 | Metal non-oxide coated porous substrates | — | 2004-11-23 |
| 6821615 | Metal non-oxide coated nano substrates | — | 2004-11-23 |
| 6818355 | Silica filled polymeric separator containing efficiency improving additives | — | 2004-11-16 |
| 6811881 | Metal oxyanion coated nano substrates | — | 2004-11-02 |
| 6811880 | Metal oxyanion coated substrates | — | 2004-11-02 |
| 6811882 | Metal non-oxide coated polymer substrates | — | 2004-11-02 |
| 6783856 | Metal oxyanion coated porous substrates | — | 2004-08-31 |
| 6777131 | Negative plate for a lead acid battery containing efficiency improving additives | — | 2004-08-17 |
| 6770401 | Battery separator containing efficiency improving additives | — | 2004-08-03 |
| 6767460 | Filter media containing ion exchange additives | — | 2004-07-27 |
| 6756119 | Thin film metal oxyanion coated substrates | — | 2004-06-29 |