TK

Toshiaki Koizumi

HC Hitachi Koki Co.: 3 patents #6 of 79Top 8%
📍 Ibaraki, JP: #61 of 712 inventorsTop 9%
Overall (2017): #56,360 of 506,227Top 15%
3
Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9793847 Electric power tool Kazutaka Iwata 2017-10-17
9769990 Power tool Kazutaka Iwata, Yasutaka Shimizu 2017-09-26
9768713 Electric tool Naoki Tadokoro, Kazutaka Iwata, Eiji Nakayama 2017-09-19