| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 2 | |
| #2 | Argentina | 1 | |
| #3 | Australia | 1 | |
| #4 | Bulgaria | 1 | |
| #5 | Brazil | 1 | |
| #6 | Canada | 1 | |
| #7 | Czechia | 1 | |
| #8 | Germany | 1 | |
| #9 | EPO (European Patent Office) | 1 | |
| #10 | Finland | 1 | |
| #11 | Hong Kong | 1 | |
| #12 | Hungary | 1 | |
| #13 | Japan | 1 | |
| #14 | Republic of Korea | 1 | |
| #15 | Mexico | 1 | |
| #16 | Norway | 1 | |
| #17 | Portugal | 1 | |
| #18 | United States | 1 | |
| #19 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Computer technology | |
| #3 | IT methods for management |
| # | Technology | |
|---|---|---|
| #1 | Coin-freed | |
| #2 | Registering devices | |
| #3 | Data processing systems | |
| #4 | Data recognition and presentation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hennige Hartmut | 17 |
| #2 | Hartmut Hennige | 3 |
| Publication | Filing date | Title |
|---|---|---|
| HK1062111A2 | Game card and portable game reader | |
| DE3906349A1 | METHOD AND DEVICE FOR SIMPLIFYING THE USE OF A VARIETY OF CREDIT CARDS AND THE LIKE |