This inventor holds 1 USPTO granted patent. Top assignees: Council of Scientific and Industrial Research, Oil India Limited. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:

Years Active: 2026
Title: Rajarshi Panigrahi: Innovator in Wax Deposition Inhibition
Introduction
Rajarshi Panigrahi is a notable inventor based in Assam, India. He has made significant contributions to the field of petroleum engineering, particularly in the area of wax deposition inhibitors. His innovative work has the potential to enhance the flow of waxy crude oil, which is a critical aspect of oil extraction and transportation.
Latest Patents
Rajarshi holds a patent for a "Polymeric wax deposition inhibitor." This invention discloses a homo-polymeric and co-polymeric wax inhibitor (WI) that is useful for improving the flow of waxy crude oil. The wax inhibitor comprises a mixture of C14 to C24 fatty alcohols in concentrations ranging from 2 mol % to 50 mol %, along with unsaturated organic acids such as acrylic acid and poly alpha olefins. The composition of these poly alpha olefins ranges from about 0.01 wt % to 20 wt %, with an average molecular weight between 1000 and 10000. The patent also details a method for preparing a series of wax inhibitors with varying compositional ratios, targeting a wide range of wax present in waxy crude oil.
Career Highlights
Throughout his career, Rajarshi has worked with esteemed organizations such as the Council of Scientific and Industrial Research and Oil India Limited. His experience in these institutions has allowed him to develop and refine his innovative ideas, contributing to advancements in the petroleum industry.
Collaborations
Rajarshi has collaborated with notable colleagues, including Umesh Kumar and Manisha Sahai. Their teamwork has fostered an environment of innovation and has led to the successful development of new technologies in their field.
Conclusion
Rajarshi Panigrahi is a distinguished inventor whose work on polymeric wax deposition inhibitors is paving the way for advancements in the oil industry. His contributions are vital for improving the efficiency of crude oil extraction and transportation.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile