GENEVA, March 9 -- PRIMETALS TECHNOLOGIES JAPAN, LTD. (6-22, Kanonshin-Machi 4-chome, Nishi-ku, Hiroshima-shi, Hiroshima7338553), Primetals Technologies Japan株式会社 (広島県広島市西区観音新町四丁目6番22号) filed a patent application (PCT/JP2023/031671) for "COMMUNICATION APPARATUS, MEASUREMENT DEVICE, SPINDLE DEVICE, ROLLING EQUIPMENT, AND METHOD FOR OPERATING COMMUNICATION APPARATUS" on Aug 31, 2023. W...