Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5405594 | Use of hydroquinone to precondition manganese dioxide for use in rechargeable electrochemical cells | Janet M. Berry, Joseph M. Derby | 1995-04-11 |
| 5312457 | Use of hydroquinone to precondition manganese dioxide for use in rechargeable electrochemical cells | Janet M. Berry, Joseph M. Derby | 1994-05-17 |