Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7589230 | Process for the preparation of diphenic acid | Kaushal Kishore Tiwari, Kumares Chandra Bit, Kamlesh Kumar Mishra, Sukuru Ramakrishna Rao | 2009-09-15 |
| 7481908 | System and a process for obtaining high purity phenanthrene from phenanthrene enriched coal tar fraction | Kaushal Kishore Tiwari, Sukuru Ramakrishna Rao, Somnath Banerji | 2009-01-27 |