| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 7 | |
| #2 | United States | 7 | |
| #3 | Germany | 4 | |
| #4 | Denmark | 4 | |
| #5 | Finland | 4 | |
| #6 | EPO (European Patent Office) | 3 | |
| #7 | Japan | 3 | |
| #8 | Norway | 3 | |
| #9 | Australia | 1 | |
| #10 | Belgium | 1 | |
| #11 | Canada | 1 | |
| #12 | Switzerland | 1 | |
| #13 | Czechoslovakia | 1 | |
| #14 | Italy | 1 | |
| #15 | Netherlands | 1 | |
| #16 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Chemical engineering | |
| #3 | Medical technology | |
| #4 | Mechanical elements | |
| #5 | Machine tools | |
| #6 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Cleaning | |
| #2 | Syringes | |
| #3 | Unspecified technologies | |
| #4 | Pipes | |
| #5 | Soldering, welding and flame cutting | |
| #6 | Spraying devices | |
| #7 | Optical systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lindkvist Erik Allan | 27 |
| #2 | Lindkvist Erik A | 7 |
| #3 | Eriku Aran Rindokubuisuto | 2 |
| #4 | Linkvist E A | 1 |
| #5 | Eriku Aran Rindokubisuto | 1 |
| #6 | Allan Lindkvist Erik | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0181842A1 | Gas collection device | |
| SE8401583D0 | Coupling unit for anaesthetic mask | |
| AU7935182A | Anordning vid narkosmask | |
| EP0067196A1 | Anaesthetic mask device. | |
| EP0049259A1 | Protective shield device | |
| US4311275A | Device for use in apparatus for thermal spraying | |
| DE2634076A1 | DEVICE FOR THE REMOVAL OF POLLUTIONS PRODUCED BY FLASH CUTTING AND SIMILAR PROCESSES | |
| CS185612B2 | Device for fume and impurities exhaustion originating from welding | |
| US3707616A | Exhaust devices | |
| US3602128A | Exhaust systems for removal of fumes |