SK

Shinji Kuragano

HC Hitachi Koki Co.: 9 patents #123 of 888Top 15%
KC Koki Holdings Co.: 7 patents #23 of 215Top 15%
📍 Ibaraki, JP: #548 of 6,779 inventorsTop 9%
Overall (All Time): #290,355 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12168259 Power tool Yoshiaki Osada, Takeru Kumakura 2024-12-17
11211894 Electric tool Takeru Kumakura, Hideyuki Tanimoto, Takuya Yoshinari 2021-12-28
11007586 Portable cutter 2021-05-18
10702932 Power tool having first elastic member and second elastic member accommodated in first gear Takeru Kumakura 2020-07-07
10658957 Power tool Takeru Kumakura 2020-05-19
10391599 Electric power tool Kenichirou Yoshida, Akira Onose, Takuya Konnai 2019-08-27
D849495 Portable electric circular saw Takeshi Taniguchi, Rui Akiba 2019-05-28
10201865 Portable electric cutter Hayato Yamaguchi, Hideyuki Tanimoto, Kenichirou Yoshida 2019-02-12
10099303 Electric power tool Kenichirou Yoshida, Akira Onose 2018-10-16
10027196 Electric tool Kenichirou Yoshida 2018-07-17
9808872 Portable electric cutter Hayato Yamaguchi, Hideyuki Tanimoto, Kenichirou Yoshida 2017-11-07
9197153 Power tool having display that displays residual capacity of battery Kenichirou Yoshida, Hideyuki Tanimoto, Hayato Yamaguchi, Takuya Konnai 2015-11-24
9101993 Portable cutter Tomoyoshi Yokota, Tetsuo Ebata, Tomomasa Nishikawa 2015-08-11
8591293 Power tool Nobuhito Hosokawa 2013-11-26
8286358 Portable cutting tool 2012-10-16
7517276 Power tool Tomoyoshi Yokota 2009-04-14