Japan, June 10 -- SUMITOMO ELECTRIC IND LTD has got intellectual property rights for 'ECCENTRIC STATE DETERMINATION METHOD FOR OPTICAL FIBER AND MANUFACTURING METHOD FOR OPTICAL FIBER.' Other related details are as follows:
Application Number: JP,2021-199399
Category (FI): G02B6/02,356@A,G01B11/00@D,C03C25/12,C03C25/106,G02B6/44,301@B,G01M11/00@G
Stage: Grant (IP right document published.)
Filing Date: Dec. 8, 2021
Publication Date: June 20, 2023
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100
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