KT

Kiyoshi Toyohara

TC The Yokohoma Rubber Co.: 1 patents #1 of 11Top 10%
Overall (All Time): #3,952,270 of 4,157,543Top 100%
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Patent #TitleCo-InventorsDate
4745954 Tread pattern Kojiro Ishikawa, Tadanobu Nagumo 1988-05-24