JF

Jyunsuke Fujiwara

HC Hitachi Construction Machinery Co.: 2 patents #502 of 1,234Top 45%
Overall (All Time): #1,970,261 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10165053 Operation data collection device for work machines Hideaki Suzuki, Tomoaki Hiruta, Mitsuo Aihara 2018-12-25
9292011 Operating machine and maintenance and inspection information generating apparatus Hideaki Suzuki, Kozo Nakamura, Shinya Yuda, Hiroki Uchiyama, Takashi Saeki +1 more 2016-03-22