MUMBAI, India, July 25 -- Intellectual Property India has published a patent application (202517065500 A) filed by Toyota Jidosha Kabushiki Kaisha, Aichi, Japan, on July 9, for 'welding method, welding system, and correcting method.'

Inventor(s) include Yamamoto Takeshi; and Matsuo Ryuta.

The application for the patent was published on July 25, under issue no. 30/2025.

According to the abstract released by the Intellectual Property India: "A welding method according to the present disclosure includes: a step for shining an inspection laser obliquely onto a workpiece while changing a defocussing amount; a step for determining a correction value for the defocussing amount on the basis of the intensity of returned light from the inspection ...