Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6456035 | Battery charger, method of and software program for operating a battery charger, and method of and combination for charging a battery | Robert Crisp, Joseph Willhide, Glen Connor Spence | 2002-09-24 |
| 6392373 | Automatic reverse motor controller | Robert Crisp | 2002-05-21 |