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Inventor
MITANI YOKO
JP
2 patents
Patents
2 patents
US10882688B2
Jan 5, 2021
Sheet material for extraction, extraction filter, and extraction bag
OHKI CO LTD
0 citations
53
US10548427B2
Feb 4, 2020
Sheet for extraction, extraction filter, and extraction bag
OHKI CO LTD
0 citations
39