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Intellectual property rights by KKW®
We are protected by patents for all PHEW® products.
We hold intellectual property rights such as patents, designs and trademarks in various countries.
Also, we are always striving to prevent the unfair economy.
If you have any questions regarding PHEW® technology and patents, please contact us
★ International patents and designs, trademark rights ★

US patent registration certificate


US trademark
registration certificate


US design registration certificate





Japanese patent registration certificate

Korean patent registration certificate 01

Japanese trademark registration certificate

Korean patent registration certificate 02

Japanese design registration certificate

Korean patent registration certificate 03





EU trademark registration certificate
Taiwan trademark application
Chinese trademark decision
Additionally, patents, designs and trademarks of various countries are pending. Please contact us separately.
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