CW

Chunnan Wu

SI Sumitomo Heavy Industries: 30 patents #5 of 917Top 1%
SC Sumitomo Construction Machinery Co.: 2 patents #31 of 89Top 35%
Overall (All Time): #121,415 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
9422689 Shovel and method for controlling shovel 2016-08-23
9206588 Shovel provided with electric swiveling apparatus and method of controlling the same Shipeng Li 2015-12-08
9151019 Hybrid type construction machine Tetsuji Ono 2015-10-06
8744654 Method of controlling hybrid working machine and method of controlling pump output of hybrid working machine 2014-06-03
8548661 Hybrid working machine and controlling method thereof 2013-10-01