HY

Hideki Yamada

HC Hitachi Koki Co.: 2 patents #15 of 79Top 20%
Overall (2017): #147,415 of 506,227Top 30%
2
Patents 2017

Issued Patents 2017

Patent #TitleCo-InventorsDate
9808925 Impact tool Takahiro Ookubo, Satoshi Abe 2017-11-07
D799929 Portable electric hammer drill Yoshiki Aoki, Shinichi Kakefuda, Rui Akiba 2017-10-17