Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5336991 | Apparatus and method for measuring electrical energy and quadergy and for performing line frequency compensation | Kenneth W. Atherton, Gerard Chevalier, Donald F. Bullock, Curtis Whitmore Crittenden, David D. Elmore +1 more | 1994-08-09 |