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KOUTOKU KOUICHI

JP2 patents

Top patents by PatentIndex Score

US8815034B2Aug 26, 2014

Pneumatic radial tire and process for producing retreaded tire

KOUTOKU KOUICHI1 citations45

US8800616B2Aug 12, 2014

Pneumatic tire with tread having groove area ratio

KOUTOKU KOUICHI1 citations42