| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Israel | 3 | |
| #2 | WIPO (World Intellectual Property Organization) | 2 | |
| #3 | Australia | 1 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Hungary | 1 | |
| #8 | Mexico | 1 | |
| #9 | Poland | 1 | |
| #10 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Non-metallic elements | |
| #2 | Rare-earth metal compounds | |
| #3 | Inorganic compounds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Harel Simcha | 9 |
| #2 | Shapira Lev | 8 |
| #3 | Lev Shapira | 1 |
| Publication | Filing date | Title |
|---|---|---|
| IL148376D0 | A method for the production of pure silica | |
| IL156652D0 | Production of aluminum compounds and silica from ores | |
| PL363430A1 | Production of aluminum compounds and silica from ores | |
| IL144038D0 | Production of aluminum fluoride from clays and coal ash |