RI

Ryota Ishikawa

SL Sumitomo Riko Company Limited: 5 patents #45 of 446Top 15%
TI Tokai Rubber Industries: 2 patents #181 of 557Top 35%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #713,311 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11536347 Fluid-filled vibration damping device 2022-12-27
10895301 Fluid-filled vibration-damping device Takayoshi Yasuda, Syuya Sonobe 2021-01-19
10781881 Fluid-filled vibration-damping device 2020-09-22
9771996 Vibration-damping device Noriaki Yoshii, Masaki Yoshida 2017-09-26
9382961 Vibration damping device Noriaki Yoshii, Kazuki Hotta 2016-07-05
8783668 Fluid-filled type vibration damping device Yuichi Ogawa, Noriaki Yoshii 2014-07-22
8651467 Fluid-filled type vibration damping device Yuichi Ogawa, Yorishige Shimizu 2014-02-18