KW

Keiko Watanabe

HI Hitachi: 1 patents #303 of 1,215Top 25%
Overall (2018): #342,224 of 503,207Top 70%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10018277 Flow rate control valve and mass flow controller using the same Takahiro Umeyama, Toshihiko Shimizu 2018-07-10