YK

Yoshio Kaji

Bridgestone: 11 patents #187 of 2,860Top 7%
Overall (All Time): #439,711 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
12420594 Pneumatic tire Hiroyuki Matsumoto, Hiroshi Nomura 2025-09-23
11458774 Tire — 2022-10-04
10507696 Pneumatic tire Shinsaku Katayama, Eisuke Seta, Takayuki Kurata 2019-12-17
10245889 Pneumatic tire having lug grooves forming a direction tread pattern Shinsaku Katayama, Eisuke Seta, Masafumi Koide, Takayuki Kurata, Hiroyuki Katsuno +2 more 2019-04-02
10179482 Pneumatic tire — 2019-01-15
9802444 Pneumatic tire Shinsaku Katayama, Eisuke Seta, Masafumi Koide, Takayuki Kurata, Hiroyuki Katsuno +2 more 2017-10-31
9688105 Pneumatic tire Hiroyuki Katsuno, Satoshi Ishikawa, Shinsaku Katayama, Eisuke Seta, Takayuki Kurata 2017-06-27
9623710 Pneumatic tire Ryoichi Watabe, Kentaro Saeki, Makoto Kurokawa 2017-04-18
D722556 Tread portion of an automobile tire Ataka Takei, Hiroyuki Katsuno, Satoshi Ishikawa, Yoshikage Sato, Koichi Ota +5 more 2015-02-17
D722557 Tread portion of an automobile tire Ataka Takei, Hiroyuki Katsuno, Yoshikage Sato, Satoshi Ishikawa, Masakazu Amano +5 more 2015-02-17
8800617 Pneumatic tire — 2014-08-12