SH

Seiji Hijikata

HC Hitachi Construction Machinery Co.: 2 patents #31 of 190Top 20%
📍 Tsukuba, JP: #51 of 379 inventorsTop 15%
Overall (2016): #100,697 of 481,213Top 25%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9394670 Construction machine Kouji Ishikawa, Takatoshi Ooki, Shinya Imura 2016-07-19
9284718 Power regeneration device for operating machine Kazuo Fujishima 2016-03-15