| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 6 | |
| #2 | Germany | 2 | |
| #3 | France | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Italy | 2 | |
| #6 | Japan | 2 | |
| #7 | Australia | 1 | |
| #8 | Canada | 1 | |
| #9 | EPO (European Patent Office) | 1 | |
| #10 | Finland | 1 | |
| #11 | Norway | 1 | |
| #12 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Environmental technology | |
| #5 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Heed Bjoern | 5 |
| #2 | Heed B | 5 |
| #3 | Heed Bjorn | 4 |
| #4 | Witte Stefan | 2 |
| #5 | Biyon Hiido | 2 |
| #6 | Witte S | 2 |
| #7 | Sutefuan Bitsute | 1 |
| #8 | Kallstrand Ake | 1 |
| #9 | Kaellstrand Ake | 1 |
| #10 | Kaellstrand Aake | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU5951390A | A method and a device in gas purifying installations for preventing discharge of unpurified gas upon changes of the gas-flow direction | |
| JPS5874279A | Welding method and welder | |
| GB2108010A | Electrostatic deposition of smoke particles produced in welding | |
| SE8203992D0 | High-voltage electrode for suppression of welding smoke | |
| GB2078556A | Spray booth | |
| SE8006929L | Line locking device |