Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825776 | External I/O and communications interface for a revenue meter | Simon H. Lightbody, Peter Cowan, Rene T. Jonker, Markus F. Hirschbold | 2004-11-30 |
| 6798191 | Revenue meter with a graphic user interface being operative to display scalable objects | I. Ross Macfarlane, Peter Cowan, Markus F. Hirschbold, Rene T. Jonker | 2004-09-28 |