ALEXANDRIA, Va., June 2 -- United States Patent no. 12,647,103, issued on June 2, was assigned to MURATA MANUFACTURING Co. LTD. (Nagaokakyo, Japan).
"Acoustic wave device, radio frequency module, and communication device" was invented by Takuma Kuroyanagi (Nagaokakyo, Japan), Yoshihiro Yoshimura (Nagaokakyo, Japan), Kiyoshi Aikawa (Nagaokakyo, Japan), Takahiro Yamashita (Nagaokakyo, Japan) and Yuusuke Suzuki (Nagaokakyo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An acoustic wave device includes a first transmission filter; and a second transmission filter stacked on the first transmission filter so that a first functional surface of the first transmission filter and a second functional surface of ...