YS

Yuji Sakamaki

Bridgestone: 3 patents #795 of 2,860Top 30%
KC Kinugawa Rubber Industrial Co.: 3 patents #3 of 42Top 8%
BL Bridgestone Tire Company Limited: 2 patents #115 of 438Top 30%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
Overall (All Time): #655,936 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8002005 Pneumatic tire with tread including three dimensional sipes having at least two tie bars 2011-08-23
5305553 Weatherstrip structure for automotive vehicle Toshimitsu Shimizu, Tomio Sugawara, Takahiro Usuta 1994-04-26
5158335 Weatherstrip structure for automotive vehicle Takahiro Usuta, Tomio Sugawara, Hiroshi Urume 1992-10-27
5122406 Weather strip Tomio Sugawara, Takahiro Usuta, Hiroshi Urume 1992-06-16
D320969 Automobile tire Toshiaki Kobayashi 1991-10-22
D303945 Automobile tire Toru Tsuda 1989-10-10
D278223 Vehicle tire Hiroshi Kojima 1985-04-02
D276905 Vehicle tire Hideaki Nishio, Hiroshi Kojima, Akira Inoue 1984-12-25