| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 4 | |
| #2 | United States | 4 | |
| #3 | Australia | 3 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | South Africa | 3 | |
| #6 | Canada | 2 | |
| #7 | WIPO (World Intellectual Property Organization) | 2 | |
| #8 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Tools for connecting or disengaging | |
| #2 | Metal-working | |
| #3 | Unspecified technologies | |
| #4 | Steam turbines | |
| #5 | Clutches and brakes | |
| #6 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sundberg Staffan | 10 |
| #2 | Elgh Martin | 7 |
| #3 | Odsberg Hans | 6 |
| #4 | Norberg Stefan | 5 |
| #5 | Sergeev Vilaly E | 2 |
| #6 | Nesterov Vladimir G | 2 |
| #7 | Nesterov Vladimir Georgievich | 1 |
| #8 | Sergeev Vilaly | 1 |
| #9 | Nesterov Vladimir | 1 |
| #10 | Sergeev Vilaly Evgenievich | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US6234910B1 | Shaft coupling arrangement | |
| AU2417797A | A safety device at preloaded bolts | |
| AU6021596A | Preloading of casing bolts | |
| EP0605372A1 | Shafting connection | |
| EP0566547A1 | Method of tensioning bolts and device therefor |