MUMBAI, India, Feb. 13 -- Intellectual Property India has published a patent application (202521133006 A) filed by Dr Raunak Kumar Tamrakar; Chandra Sheker Robinson; and Dr Kanchan Upadhyay, Durg, Chattisgarh, on Dec. 29, 2025, for 'a mechanically stabilized system for determining numerical aperture of optical fibers.'

Inventor(s) include Dr Raunak Kumar Tamrakar; Chandra Sheker Robinson; and Dr Kanchan Upadhyay.

The application for the patent was published on Feb. 13, under issue no. 07/2026.

According to the abstract released by the Intellectual Property India: "The present invention relates to an improved apparatus and method for determining the numerical aperture of an optical fiber by measuring the acceptance angle and the spatial d...