Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060012 | Deposit disintegrator compositions | Nirmal Tatavalli-Mittadar, Shekhar Jain, Jian-Feng Lu, Sujatha Degaleesan, Kamran Akbar Zadeh | 2021-07-13 |
| 10451604 | Methods of measuring hydrogen sulfide concentrations in reservoir fluids | Richard Pollard | 2019-10-22 |
| 8668759 | Sulphur-containing fertilizers and process for the preparation thereof | Jany Birgitta Maria Antens, Rafael Alberto Garcia Martinez, Reginald Lambert, Jason Trevor O'Brien, Marinus Johannes Reynhout +2 more | 2014-03-11 |
| 7541417 | Process for the purification of dihydric phenols | Mahesh Malusare, Gurram Kishan, Pushpa Narayanan, Ramanarayanan GV, Arun Dixit +2 more | 2009-06-02 |
| 7528210 | Method of purification of dihydric phenols | Guohua Xiu, Tong Sun, Jan Plen Lens, Mahesh Malusare, Gurram Kishan +1 more | 2009-05-05 |
| 7148386 | Processes for preparing benzoquinones and hydroquinones | Jegadeesh Thampi, Pramod Kumbhar, Rathinam Jothi Mahalingam | 2006-12-12 |
| 7087705 | Process for the monoalkylation of dihydroxy aromatic compounds | Pramod Kumbhar, Rathinam Jothi Mahalingam, Jegadeesh Thampi | 2006-08-08 |
| 6897175 | Catalyst and method for the alkylation of hydroxyaromatic compounds | David Parrillo, Pramod Kumbhar, Ashok Menon, Mukund Parthasarathy, Geuch Zijlma | 2005-05-24 |