Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5059895 | Battery voltmeter | Patrick D. Hein, Henry J. Heirigs, John C. Leo | 1991-10-22 |
| 4719159 | Sealed lithium battery | Peter S. Clark | 1988-01-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5059895 | Battery voltmeter | Patrick D. Hein, Henry J. Heirigs, John C. Leo | 1991-10-22 |
| 4719159 | Sealed lithium battery | Peter S. Clark | 1988-01-12 |