RW

Ryoichi Watabe

Bridgestone: 2 patents #44 of 326Top 15%
Overall (2016): #102,488 of 481,213Top 25%
2
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9409446 Pneumatic radial tire with tread having blocks having waved sipes Koujiro Yamaguchi 2016-08-09
9233514 Tire mold, tire, and tire manufacturing method Hiroyuki Katsuno, Masahiro Katayama 2016-01-12