Hiroyuki Otsuka

KC Kobelco Cranes Co.: 1 patents #4 of 8Top 50%

📍 Karuizawa, MI: #1 of 1 inventorsTop 100%

Overall (2016): #380,175 of 481,213Top 80%

Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9522812	Raisable-lowerable member for crane	—	2016-12-20