RS

Ryohei Sumiyoshi

Kubota: 5 patents #8 of 258Top 4%
Overall (2019): #30,651 of 560,194Top 6%
5
Patents 2019

Issued Patents 2019

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10451094 Hydraulic system of work machine Yuji Fukuda, Kazuyoshi Arii 2019-10-22
10352335 Hydraulic system of work machine Yuji Fukuda, Kazuyoshi Arii, Keigo Honda 2019-07-16
10316496 Hydraulic system for work machine, and work machine Yuji Fukuda, Kazuyoshi Arii, Keisuke Miura, Ryosuke Kinugawa, Ikuhiro Uotani +2 more 2019-06-11
10280906 Hydraulic system for work machine Yuji Fukuda, Kazuyoshi Arii 2019-05-07
10260213 Working machine Hideo Imai, Noriyoshi Kubo, Hiroyuki Anami, Hiroyuki Hata, Toyoaki Yasuda +10 more 2019-04-16