Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7309425 | Apparatus for the preparation of arsenic free water | Sibdas Bandyopadhya, Dipali Kundu, Bishnupada Ghosh, Himadri Sekhar Maiti | 2007-12-18 |
| 7014771 | Process for preparing water having an arsenic level of less than 10 PPB | Sibdas Bandyopadhyay, Dipali Kundu, Bishnupada Ghosh, Himadri Sekhar Maiti | 2006-03-21 |