Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5315253 | Method and apparatus for measuring the voltage and charge of a battery | Richard B. Alexandres, Larry Hall, Perry Peden, Jr., Larry Klusman, Steve Potratz | 1994-05-24 |
| D337985 | Battery charger | William R. Peterson | 1993-08-03 |
| 5196779 | Battery maintenance system | Richard B. Alexandres | 1993-03-23 |
| 5144248 | Method and apparatus for measuring the voltage and charge of a battery | Richard B. Alexandres, Larry Hall, Perry Peden, Jr., Larry Klusman, Steve Potratz | 1992-09-01 |
| 4806840 | Method and apparatus for charging a nickel-cadmium battery | Richard B. Alexander | 1989-02-21 |
| 4749934 | Intrinsically safe battery circuit | Richard B. Alexander | 1988-06-07 |