JO

Junichi Okubo

NS Nippon Steel: 5 patents #3 of 325Top 1%
NM Nippon Steel & Sumitomo Metal: 1 patents #116 of 340Top 35%
Overall (2019): #24,218 of 560,194Top 5%
6
Patents 2019

Issued Patents 2019

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10464120 Method for producing forged crankshaft Kenji Tamura, Ken-ichiro Yoshino, Kunihiro Yabuno, Hiroyuki Kurokawa, Tomohisa Yamashita +2 more 2019-11-05
10456828 Method for producing forged crankshaft Kenji Tamura, Kunihiro Yoshida, Samsoo Hwang, Ryusuke NAKANO, Masao Hori 2019-10-29
10441995 Method for producing forged crankshaft Sho Takamoto, Kenji Tamura, Tomohisa Yamashita, Kunihiro Yabuno, Ken-ichiro Yoshino +2 more 2019-10-15
10413965 Method for producing forged crankshaft Sho Takamoto, Kenji Tamura, Tomohisa Yamashita, Kunihiro Yabuno, Ken-ichiro Yoshino +2 more 2019-09-17
10391546 Method for producing forged crankshaft Kenji Tamura, Kunihiro Yoshida, Samsoo Hwang, Ryusuke NAKANO, Masao Hori 2019-08-27
10350671 Method for producing a forged crankshaft Kenji Tamura, Koichiro Ishihara, Ken-ichiro Yoshino, Kunihiro Yabuno, Hiroyuki Kurokawa +2 more 2019-07-16