| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 18 | |
| #2 | WIPO (World Intellectual Property Organization) | 6 | |
| #3 | Australia | 4 | |
| #4 | United States | 3 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | Brazil | 1 | |
| #7 | China | 1 | |
| #8 | India | 1 | |
| #9 | USSR (Union of Socialist Soviet Republics) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Engines, pumps and turbines | |
| #3 | Consumer goods | |
| #4 | Measurement | |
| #5 | Audio-visual technology | |
| #6 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Office accessories | |
| #2 | Containers for goods storage | |
| #3 | Television | |
| #4 | Mechanical paper working | |
| #5 | Pumps | |
| #6 | Rotary-pistons | |
| #7 | Packaging | |
| #8 | Weighing | |
| #9 | Measuring volume | |
| #10 | Analysing materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Karlsson Olof | 32 |
| #2 | Karlsson Per-Olof | 4 |
| #3 | Per-Olof Karlsson | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2011062534A1 | Volume estimation for bag-in-box | |
| WO2008100199A1 | Device for indicating the level of a liquid in a bag-in-box | |
| WO2007123446A1 | Package and methods for the estimation of the content in a package of type 'bag-in-box ' | |
| US2006162864A1 | Methods and envelopes for rational sealing of documents and inserts of different kinds in envelopes | |
| WO2004024466A1 | Device for joining and sealing of documents | |
| AU1451502A | Device for reception, printing and sealing of information messages | |
| BR8607202A | Lacada pump |