KY

Kazuhisa Yokoyama

HA Hitachi Astemo: 1 patents #211 of 588Top 40%
YC Yanmar Power Technology Co.: 1 patents #10 of 67Top 15%
Overall (2022): #140,584 of 548,613Top 30%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11365765 Propeller shaft and production method for same Yasushi Akita, Kenichiro ISHIKURA, Tatsuya Shimoda 2022-06-21
11353864 Wireless communication terminal device 2022-06-07