Ratnesh Kumar Jha

Title: Ratnesh Kumar Jha and Activated Carbon Innovation.

Introduction

Ratnesh Kumar Jha is an inventor associated with the Council of Scientific and Industrial Research in Maharashtra, India. His patent work focuses on producing high-surface-area activated carbon for energy-storage and fuel-cell applications.

Latest Patents

Jha is named on one patent, “Process for Preparing High Surface Area Carbon.” The invention describes treating coconut-shell-derived carbon granules with activating agents such as zinc chloride or potassium hydroxide, followed by heating in a dynamic gas flow and controlled cooling. The process aims to produce activated carbon with a BET surface area of up to 2,000 m²/g and pore diameters of 17–21 Å. The patent also describes using the material in ultracapacitor electrodes, reporting a capacitance of 180 F/g without conventional metal-oxide additives such as ruthenium oxide or iridium oxide. Jha’s listed patent portfolio comprises 1 patent.

Career Highlights

Jha’s disclosed invention connects coconut-shell carbon processing with potential applications in fuel cells and ultracapacitors. The work highlights a method for preparing porous carbon materials intended to support high-performance electrodes.

Collaborations

The patent lists Mahesh Prakash Kulkarni and Girish Vilas Arabale among Jha’s coworkers. Their shared work is associated with the Council of Scientific and Industrial Research.

Conclusion

Ratnesh Kumar Jha’s patent documents a process for converting coconut-shell carbon into high-surface-area activated carbon, with potential applications in fuel-cell and ultracapacitor technologies.