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Patent and Trademark

Patent and Trademark

Patents and Trademarks Obtained by IRIE KOKEN CO., LTD.

We have obtained the following intellectual property rights.

【Acquired in March 2024】Patent No. 7465514
“Gate Valve” (Invention relating to a valve for switching the sealing direction)　

【Acquired in April 2024】Trademark No. 6784419
“NEGLAZE” (related to oxygen-free Pd/Ti-deposited NEG pumps)