YS

Yasutaka Shimizu

HC Hitachi Koki Co.: 2 patents #15 of 79Top 20%
Overall (2017): #91,919 of 506,227Top 20%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9769990 Power tool Toshiaki Koizumi, Kazutaka Iwata 2017-09-26
9555537 Portable tool Kazutaka Iwata, Shogo Shibata 2017-01-31