Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6063720 | Synthetic garnite tiles and a method of producing the same from beach sand garnet | Amitabha Kumar, Goutam Banerjee, Nar Singh, Santosh Kumar Haldar | 2000-05-16 |
| 5695712 | Method of producing tiles from beach sand garnet | Amitabha Kumar, Goutam Banerjee, Nar Singh, Santosh Kumar Haldar | 1997-12-09 |