| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 12 | |
| #2 | Germany | 7 | |
| #3 | United States | 7 | |
| #4 | United Kingdom | 6 | |
| #5 | France | 4 | |
| #6 | Japan | 4 | |
| #7 | Austria | 2 | |
| #8 | Belgium | 2 | |
| #9 | Canada | 2 | |
| #10 | Finland | 2 | |
| #11 | Norway | 2 | |
| #12 | Australia | 1 | |
| #13 | Brazil | 1 | |
| #14 | EPO (European Patent Office) | 1 | |
| #15 | Mexico | 1 | |
| #16 | Philippines | 1 | |
| #17 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Packaging and shipping | |
| #3 | Machines | |
| #4 | Transport | |
| #5 | Machine tools | |
| #6 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Belts or cables for driving | |
| #2 | Unspecified technologies | |
| #3 | Cranes | |
| #4 | Shafts | |
| #5 | Parachutes | |
| #6 | Nails | |
| #7 | Tools for connecting or disengaging | |
| #8 | Measuring force, work and fluid pressure | |
| #9 | Ships | |
| #10 | Load transportation vehicles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fredriksson Lars Olof Arne | 11 |
| #2 | Fredriksson L O A | 10 |
| #3 | Fredriksson Lars O A | 6 |
| #4 | Berg Bengt Frans Allan | 3 |
| #5 | Rarusu Orofu Arune Furetsudori | 2 |
| #6 | Fredrikson Lars | 2 |
| #7 | Berg B F A | 2 |
| #8 | Fredriksson Lars | 1 |
| #9 | Frederiksson Lars | 1 |
| #10 | Berg Bengt F A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2946498A1 | Connecting mechanism for load support such as crane hook - has cross section of sling contacting section of shackle designed with mathematically defined radius of curvature | |
| EP0004830A1 | Swivel | |
| DE2851708A1 | CLUTCH DEVICE | |
| DE2847529A1 | TOOL | |
| DE2814820A1 | CHAIN HOOKS | |
| US4134256A | Coupling unit | |
| US4062088A | Shears coupling | |
| DE2650513A1 | Coupling device for suspending large container on transporting vehicle - has coupling link attached to chain engaging bolt on side wall of vehicle | |
| DE2602851A1 | SCISSOR JOINT | |
| GB1451985A | Safety hook | |
| US3899806A | Safety hook |