RK

Ryunosuke Kumagai

MA Makita: 6 patents #2 of 138Top 2%
📍 Anjo, JP: #13 of 284 inventorsTop 5%
Overall (2019): #22,081 of 560,194Top 4%
6
Patents 2019

Issued Patents 2019

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10491148 Electric working machine Yoshitaka Ichikawa, Tokuo HIRABAYASHI 2019-11-26
10478950 Power tool Hidenori Nagasaka, Koji Tsukamoto, Tomonori Kawase, Kosuke Ito, Tokuo HIRABAYASHI +1 more 2019-11-19
10343268 Rotary impact tool Tokuo HIRABAYASHI, Takeshi Nishimiya, Goshi Ishikawa, Takuya Kusakawa 2019-07-09
10322498 Electric power tool Goshi Ishikawa, Takuya Kusakawa, Yoshitaka Ichikawa, Tokuo HIRABAYASHI 2019-06-18
10213907 Impact tool Tokuo HIRABAYASHI, Hidenori Nagasaka, Manabu Sugimoto 2019-02-26
10213912 Impact tool Tokuo HIRABAYASHI 2019-02-26