ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,713,860, issued on Aug. 18, was assigned to HAMAMATSU PHOTONICS K.K. (Hamamatsu, Japan).
"Laser processing method" was invented by Takeshi Sakamoto (Hamamatsu, Japan) and Junji Okuma (Hamamatsu, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A laser processing method includes a laser light emitting step of emitting a pulsed laser light along a line from a back surface of a target having a functional element layer on side of a front surface. The laser light emitting step includes: a first step of irradiating the functional element layer with a first pulsed laser light along the line, to form a weakened region in the functional element layer along t...