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Kouichi YANAI
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Ibaraki, JP
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last 30 patents
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Patent Grant
Tube and pump using same
Patent number
12,257,808
Issue date
Mar 25, 2025
Junkosha Inc.
Kouichi Yanai
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
TUBE AND PUMP USING SAME
Publication number
20250122870
Publication date
Apr 17, 2025
JUNKOSHA INC.
Kouichi YANAI
B32 - LAYERED PRODUCTS
Information
Patent Application
TUBE AND PUMP USING SAME
Publication number
20230047117
Publication date
Feb 16, 2023
JUNKOSHA INC.
Kouichi YANAI
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...