KH

Kazuya Hatakeyama

Bridgestone: 7 patents #326 of 2,860Top 15%
📍 Kodaira, JP: #259 of 1,073 inventorsTop 25%
Overall (All Time): #753,254 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7440815 Vulcanized tire size allocating method, tire manufacturing method, and vulcanizing process setting method 2008-10-21
6187843 Rubber compositions for tire tread developing excellent gripping performance Daisuke Nohara 2001-02-13
6107384 Silica-blended rubber composition and production process for the same Kazuaki Someno 2000-08-22
5714533 Rubber composition improved in charging property and pneumatic tire produced by making use of the same Masahiro Hojo, Daisuke Nohara, Franco Cataldo 1998-02-03
5391635 Rubber composition 1995-02-21
5151468 Low heat generation rubber compositions containing thiadiazole compound Ichiro Nakajima, Yasushi Hirata 1992-09-29
5140055 Rubber composition Yasushi Hirata 1992-08-18