| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 5 | |
| #2 | China | 5 | |
| #3 | Argentina | 2 | |
| #4 | Estonia | 2 | |
| #5 | New Zealand | 1 | |
| #6 | Yugoslavia (Serbia and Montenegro) | 1 | |
| #7 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Construction of roads | |
| #2 | Sewers | |
| #3 | Foundations and excavations | |
| #4 | Animal care | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fleischhacker Gerhard | 12 |
| #2 | Gerhard Fleischhacker | 3 |
| Publication | Filing date | Title |
|---|---|---|
| ZA9901854B | Surfacing. | |
| AU1135399A | Device for draining fluids |