| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Hong Kong | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | Australia | 1 | |
| #7 | EAPO (Eurasian Patent Organization) | 1 | |
| #8 | Republic of Korea | 1 | |
| #9 | Saudi Arabia | 1 | |
| #10 | Taiwan | 1 | |
| #11 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Environmental technology | |
| #3 | Machines | |
| #4 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Water treatment | |
| #3 | Unspecified technologies | |
| #4 | Non-metallic elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mukhopadhyay Debasish | 21 |
| Publication | Filing date | Title |
|---|---|---|
| US2013062282A1 | Method for high efficiency reverse osmosis operation | |
| US2006231491A1 | High purity water produced by reverse osmosis | |
| US7320756B2 | Method and apparatus for treatment of feedwaters by membrane separation under acidic conditions | |
| TW404847B | Method and apparatus for high efficiency reverse osmosis operation |