RS

Ryohei Sumiyoshi

Kubota: 29 patents #23 of 2,059Top 2%
Overall (All Time): #127,743 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 25 most recent of 29 patents

Patent #TitleCo-InventorsDate
12311751 Tank and method of manufacturing a tank Masaki Inaoka, Shogo Kajii 2025-05-27
RE50366 Hydraulic system for work machine, and work machine Yuji Fukuda, Kazuyoshi Arii, Keisuke Miura, Ryosuke Kinugawa, Ikuhiro Uotani +2 more 2025-04-08
D1023074 Portion of a tractor Taiki Furuki, Ryo Masuda, Yuya Kusaka, Junichi Murakami, Takahiro Kubo 2024-04-16
11644098 Hydraulic system of work machine and work machine Yuji Fukuda, Kazuyoshi Arii 2023-05-09
10900562 Hydraulic system of work machine and work machine Yuji Fukuda, Kazuyoshi Arii 2021-01-26
10641388 Hydraulic system of work machine and work machine Yuji Fukuda, Kazuyoshi Arii 2020-05-05
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
10150366 Work machine with tank supported on bonnet Yuji Yamashita, Toyoaki Yasuda, Toshihiko Takemura, Kunihiro Suzuki 2018-12-11
9988790 Working machine Yuji Yamashita, Satoshi Tajima, Kunihiro Suzuki, Hayato Kawano, Hiroyuki Anami +1 more 2018-06-05
9828744 Working machine Hideo Imai, Noriyoshi Kubo, Hiroyuki Anami, Hiroyuki Hata, Toyoaki Yasuda +10 more 2017-11-28
9752302 Working machine Yuji Yamashita, Satoshi Tajima, Kunihiro Suzuki, Hayato Kawano, Hiroyuki Anami +1 more 2017-09-05
D790598 Skid steer loader Taiki Furuki, Toshihiko Takemura, Yuji Yamashita, Toyoaki Yasuda 2017-06-27
9567729 Working machine Hideo Imai, Noriyoshi Kubo, Hiroyuki Anami, Hiroyuki Hata, Toyoaki Yasuda +10 more 2017-02-14
D777801 Air conditioning duct for construction equipment Taiki Furuki, Yuji Yamashita, Hiroaki Kurachi, Hiroyuki Anami, Hayato Kawano +2 more 2017-01-31
D761880 Skid steer loader Taiki Furuki, Toshihiko Takemura, Yuji Yamashita, Toyoaki Yasuda 2016-07-19
D727366 Armrest for construction equipment Taiki Furuki, Satoshi Tajima, Shigeki Morishita 2015-04-21
8821104 Loader work machine Toyoaki Yasuda, Masanori Fujino, Toshihiko Takemura, Yasuo Nakata, Yoshitaka Matsubara +8 more 2014-09-02
8545163 Loader work machine Toyoaki Yasuda, Masanori Fujino, Toshihiko Takemura, Yasuo Nakata, Yoshitaka Matsubara +8 more 2013-10-01
8495870 Work machine Kazuyoshi Arii, Kunihiro Suzuki 2013-07-30
8342789 Loader work machine Toyoaki Yasuda, Masanori Fujino, Toshihiko Takemura, Yasuo Nakata, Yoshitaka Matsubara +8 more 2013-01-01
8276705 Wheel loader Kunihiro Suzuki 2012-10-02