Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667910 | Electrochemical cell having a cathode comprising differing active formulations and method | Esther S. Takeuchi | 1997-09-16 |
| 5667916 | Mixed cathode formulation for achieving end-of-life indication | Steven J. Ebel, Esther S. Takeuchi | 1997-09-16 |
| 5604055 | Oxidized alkali metal-halogen cell case | W. Richard Brown, Esther S. Takeuchi | 1997-02-18 |