US Patent Issued to National Institute of Information and Communications Technology on May 19 for "Variable-wavelength surface emission laser" (Japanese Inventors)

ALEXANDRIA, Va., May 19 -- United States Patent no. 12,633,724, issued on May 19, was assigned to National Institute of Information and Communications Technology (Tokyo).

"Variable-wavelength surface emission laser" was invented by Motoaki Hara (Tokyo), Yuichiro Yano (Tokyo), Masatoshi Kajita (Tokyo), Tetsuya Ido (Tokyo), Satoshi Shinada (Tokyo), Takahito Ono (Miyagi, Japan) and Masaya Toda (Miyagi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a variable-wavelength surface emission laser having a wide wavelength variation range. A partial region of a thin-plate substrate (22) and a movable mirror (20), the partial region being positioned between an air gap (G1) and a movable gap (G2), can...