YK

Yoshihisa Kiyota

SI Sumitomo Heavy Industries: 2 patents #4 of 49Top 9%
SC Sumitomo Construction Machinery Co.: 1 patents #6 of 12Top 50%
Overall (2017): #90,596 of 506,227Top 20%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9836938 Shovel having audio output device installed in cab 2017-12-05
9715015 Periphery-monitoring device for working machines Takeya IZUMIKAWA, Susumu AIZAWA 2017-07-25