| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 23 | |
| #2 | Canada | 5 | |
| #3 | Germany | 5 | |
| #4 | United States | 5 | |
| #5 | United Kingdom | 4 | |
| #6 | Austria | 1 | |
| #7 | Australia | 1 | |
| #8 | Belgium | 1 | |
| #9 | Switzerland | 1 | |
| #10 | Spain | 1 | |
| #11 | Ireland | 1 | |
| #12 | Sweden | 1 | |
| #13 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Transport | |
| #3 | Machines | |
| #4 | Thermal processes | |
| #5 | Civil engineering | |
| #6 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Vehicle tyre repairing | |
| #2 | Winches | |
| #3 | Unspecified technologies | |
| #4 | Domestic heating systems | |
| #5 | Transport or storage devices | |
| #6 | Shafts | |
| #7 | Unspecified technologies | |
| #8 | Nails | |
| #9 | Belts or cables for driving |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dohmeier Hans Otto | 22 |
| #2 | Dohmeier Hans-Otto | 11 |
| #3 | Dohmeier Hans O | 7 |
| #4 | Hans Otto Dohmeier | 6 |
| #5 | Otto Dohmeier Hans | 2 |
| #6 | Dohmeier Hermann Werner Konrad | 1 |
| #7 | Anthony Mears | 1 |
| #8 | Hans-Otto Dohmeier | 1 |
| #9 | Dohmeier Hans O Shipston Lane | 1 |
| #10 | Erdmann Karl-Heinz | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO0026046A1 | Tyre chain link with anti-slip formations | |
| ZA9906775B | Steel chain link. | |
| ZA9508426B | Restoration of tyre chains | |
| ZA9505489B | Steel chain link | |
| ZA9405811B | Method and apparatus using magnetism to treat living matter | |
| ZA9300606B | Tyre chain tensioner | |
| ZA9209521B | Hardened link for a tyre chain | |
| ZA9106214B | Conveyor belt cleaner | |
| ZA9000581B | Conveyor belt scraper | |
| ZA8904976B | Tyre chain with sidewall protectors | |
| ZA8802653B | Scraper blade | |
| GB8803521D0 | Conveyor belt scraper | |
| ZA8800353B | Link for tyre chain | |
| ZA8800354B | Conveyor belt scraper | |
| ZA8706501B | Static dissipating apparatus for conveyor belts | |
| ZA8609313B | Connector for tyre chains | |
| ZA8609314B | Rock buster nose | |
| ZA8600130B | Mats | |
| ZA8505079B | Cutting blade | |
| ZA8408212B | Winch |