| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | Australia | 1 | |
| #3 | Brazil | 1 | |
| #4 | Canada | 1 | |
| #5 | Germany | 1 | |
| #6 | France | 1 | |
| #7 | United Kingdom | 1 | |
| #8 | Italy | 1 | |
| #9 | Japan | 1 | |
| #10 | Netherlands | 1 | |
| #11 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Surface technology and coating | |
| #2 | Basic materials chemistry |
| # | Technology | |
|---|---|---|
| #1 | Metallic material cleaning | |
| #2 | Soaps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Leveskis Newton G | 4 |
| #2 | Leveskis N G | 2 |
| #3 | Leveskis N | 1 |
| #4 | Niyuuton Jiyooji Rebesukisu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4470920A | Metal oxide remover for stainless steels | |
| US4250048A | Metal oxide remover containing a strong mineral acid, chelating agent and a basic ammonia derivative | |
| CA1081444A | Metal oxide remover composition and method | |
| US4174290A | Metal oxide remover containing a strong mineral acid, citric acid and a basic ammonia derivative |