| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | Sweden | 6 | |
| #3 | United States | 4 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | United Kingdom | 3 | |
| #6 | Japan | 3 | |
| #7 | WIPO (World Intellectual Property Organization) | 3 | |
| #8 | Italy | 2 | |
| #9 | Belgium | 1 | |
| #10 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Mechanical elements | |
| #5 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Non-positive-displacement pumps | |
| #2 | Unspecified technologies | |
| #3 | Punching metal | |
| #4 | Nails | |
| #5 | Making forged metal products | |
| #6 | Forging | |
| #7 | Special non-positive-displacement engines | |
| #8 | Lifting and pushing | |
| #9 | Presses | |
| #10 | Veneer production |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wallman Knut Olof Lennart | 21 |
| #2 | Natsuto Orofu Renaato Uooruman | 2 |
| #3 | Kunatsuto Oruofu Rennaato Uoor | 1 |
| #4 | Wallman K O L | 1 |
| #5 | Wallman Lennart | 1 |
| #6 | Karlsson Bo Axel Harald | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0480990A1 | Method and device for compensating the deformation of the frame in an excenter press | |
| EP0388408A1 | Assembly for moving heavy objects | |
| EP0112829A1 | An arrangement for radial fans. | |
| GB1584403A | Joints | |
| US4041593A | Method of making impellers for cross-flow fans | |
| JPS5176610A | Sofukinohaneguruma oyobi hanegurumanoenban narabini hanegurumanoseizohoho | |
| US3977062A | Method of assembling blower rotors | |
| US3970411A | Impellers for cross-flow fans | |
| GB1431680A | Fan impellers |