Inventor
OHSAWA YASUO
JP7 patents
Patents
7 patentsUS6866076B2Mar 15, 2005
Tire having longitudinally extending smaller grooves formed in the walls of a groove
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Pneumatic radial tires with at least three tread radii of curvature
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Pneumatic radial tire including wavy or zigzag belt cords
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Method of measuring height of water on ice
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Method of manufacturing rubber product
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Method of manufacturing rubber product
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US10989629B2Apr 27, 2021
Method of evaluating tire ground contact property
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