Japan, Oct. 26 -- 株式会社五藤光学研究所 holds the trademark for 'i-PIECE.' Other related details are as follows:
Application Number: Reg.No.7092535
Class: 09
Status: LIVE-REGISTRATION-Published for Opposition
Filing Date: Nov. 18, 2025
Registration Date: Oct. 15
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/c1801/TR/JP-2025-132931/40/en
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