| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | Canada | 2 | |
| #3 | Denmark | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | Japan | 2 | |
| #6 | Norway | 2 | |
| #7 | Yugoslavia (Serbia and Montenegro) | 2 | |
| #8 | Brazil | 1 | |
| #9 | Czechoslovakia | 1 | |
| #10 | German Democratic Republic | 1 | |
| #11 | Egypt | 1 | |
| #12 | Finland | 1 | |
| #13 | Greece | 1 | |
| #14 | Hungary | 1 | |
| #15 | Israel | 1 | |
| #16 | India | 1 | |
| #17 | Kenya | 1 | |
| #18 | New Zealand | 1 | |
| #19 | Portugal | 1 | |
| #20 | Romania | 1 | |
| #21 | Turkey | 1 | |
| #22 | United States | 1 | |
| #23 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kronenberg Kurt | 16 |
| #2 | Kronenberg Kurt Dipl Ing | 3 |
| #3 | Kronenberg Kurt Dipl-Ing | 3 |
| #4 | Kuruto Kuroonenberuku | 2 |
| #5 | Kurt Kronenberg | 2 |
| #6 | Kronenberg Kurt Muhlenbergweg | 1 |
| #7 | Kronenberg Kurt Muehlenbergweg | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KE3782A | Closure device for flexible containers | |
| JPS5926453A | Closing device for flexible vessel | |
| EP0098973A2 | Closure device for flexible containers | |
| DE3313004A1 | Closure for flexible containers | |
| DE3004884A1 | LOCK FOR FLEXIBLE CONTAINERS |