ALEXANDRIA, Va., March 3 -- United States Patent no. 12,567,717, issued on March 3, was assigned to IMRA America Inc. (Ann Arbor, Mich.).

"System and method for amplification of green laser pulses" was invented by Hiroyuki Yada (Ann Arbor, Mich.) and Yuki Ichikawa (Ann Arbor, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A laser amplifier for a green laser pulse includes at least one gain medium doped with praseodymium and at least one gallium nitride based diode laser for pumping the gain medium. A green seed laser pulse going through the gain medium becomes an amplified green laser pulse."

The patent was filed on Nov. 30, 2021, under Application No. 17/537,885.

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