| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | Spain | 3 | |
| #4 | Israel | 3 | |
| #5 | Italy | 3 | |
| #6 | Brazil | 2 | |
| #7 | United States | 2 | |
| #8 | Canada | 1 | |
| #9 | Denmark | 1 | |
| #10 | EPO (European Patent Office) | 1 | |
| #11 | Norway | 1 | |
| #12 | Philippines | 1 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Telephonic communication |
| # | Name | Total Patents |
|---|---|---|
| #1 | Oliver Stewart W | 18 |
| #2 | Cosgrove John | 6 |
| #3 | John Cosgrove | 2 |
| #4 | Oliver Steward W | 1 |
| #5 | Stewart W Oliver | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU4436385A | Meter interface unit for utility meter reading system | |
| US4540849A | Meter interface unit for utility meter reading system | |
| US4489220A | Test set |