YI

Yoshimitsu Iijima

HC Hitachi Koki Co.: 6 patents #189 of 888Top 25%
KC Koki Holdings Co.: 4 patents #49 of 215Top 25%
📍 Ibaraki, JP: #1,034 of 6,779 inventorsTop 20%
Overall (All Time): #494,814 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11623330 Driving tool Kazuhiro OOTSUKA 2023-04-11
11331779 Driving machine Hiroki Kitagawa 2022-05-17
10569402 Driving machine Hiroki Kitagawa 2020-02-25
10232498 Driving machine Masashi Nishida, Masaya Nagao 2019-03-19
D804924 Trigger for nailer Masaaki Furumi 2017-12-12
9061408 Fastener driving tool Yoshinori Ishizawa, Haruhiko Oouchi 2015-06-23
8960516 Fastener driving tool Norikazu Baba, Yasuki Ohmori, Shouichi Hirai 2015-02-24
8397970 Driving machine Isamu Tanji 2013-03-19
8123096 Driving machine Isamu Tanji 2012-02-28
7980439 Nailing machine Yoshitaka Akiba 2011-07-19