Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836108 | Three-phase electricity meter including integral test switch | Norbert Hans Balko, Jeffrey L. Fischer, Matthew Emmanuel Milton Storkey, Edward Colby | 2004-12-28 |
| 6734663 | Solid-state electricity meter | Mark A. Johnson | 2004-05-11 |