YI

Yoshikazu Ishii

HI Hitachi: 2 patents #180 of 1,362Top 15%
ST Sun Patent Trust: 1 patents #56 of 87Top 65%
Overall (2019): #61,738 of 560,194Top 15%
3
Patents 2019

Issued Patents 2019

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10455577 Base station device, gateway device, call connecting method, and wireless communication system Takeshi Kanazawa 2019-10-22
10409308 Electric power transmission facility planning support system and the method thereof Satoshi Shimakura, Masataka IMABAYASHI 2019-09-10
10283961 Voltage and reactive power control system Satoshi Shimakura 2019-05-07