| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 5 | |
| #2 | Brazil | 3 | |
| #3 | Canada | 3 | |
| #4 | Mexico | 3 | |
| #5 | Norway | 3 | |
| #6 | WIPO (World Intellectual Property Organization) | 3 | |
| #7 | Finland | 2 | |
| #8 | Hungary | 2 | |
| #9 | Taiwan | 2 | |
| #10 | Czechoslovakia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Measurement | |
| #3 | Environmental technology | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Pig-iron processing | |
| #2 | Casting metal | |
| #3 | Analysing materials | |
| #4 | Climate change mitigation in goods production | |
| #5 | Springs |
| # | Name | Total Patents |
|---|---|---|
| #1 | Baeckerud Stig Lennart | 11 |
| #2 | Backerud Stig Lennart | 6 |
| #3 | Baeckerud Stig L | 3 |
| #4 | Baeckerud S L | 3 |
| #5 | Backerud Stig Leonart | 1 |
| #6 | Backerud Sitg Lennart | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BR9106974A | Process for the production of ductile cast iron | |
| WO9113176A1 | A method for controlling and regulating the primary nucleation of iron melts |