| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 5 | |
| #2 | New Zealand | 2 | |
| #3 | Canada | 1 | |
| #4 | United Kingdom | 1 | |
| #5 | United States | 1 | |
| #6 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Water-closets with flushing devices | |
| #2 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Grant Donald | 6 |
| #2 | Potter Lance Alfred | 1 |
| #3 | Preston Donald Keith | 1 |
| #4 | Farrow John | 1 |
| #5 | Pether John Frederick | 1 |
| #6 | Whittle Alan J | 1 |
| #7 | Podnar Robert B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AUPN127595A0 | Pipe seal | |
| NZ264457A | Cistern valve with diaphragm shut-off controlled by float actuated bleed-off chamber | |
| AUPM597894A0 | Pipe handling system | |
| CA2128781A1 | Dual flush cistern | |
| AU3339593A | Dual flush cistern | |
| AU649852B2 | Flushing inlet | |
| AU7626191A | Cistern inlet valve |