KI

Koichiro Ishihara

NS Nippon Steel: 5 patents #3 of 325Top 1%
NM Nippon Steel & Sumitomo Metal: 3 patents #12 of 340Top 4%
Overall (2019): #13,760 of 560,194Top 3%
8
Patents 2019

Issued Patents 2019

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10464120 Method for producing forged crankshaft Kenji Tamura, Junichi Okubo, Ken-ichiro Yoshino, Kunihiro Yabuno, Hiroyuki Kurokawa +2 more 2019-11-05
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
10385912 Crankshaft for reciprocating engine Ken-ichiro Yoshino, Kunihiro Yabuno 2019-08-20
10385911 Crankshaft for reciprocating engine, and design method thereof Ken-ichiro Yoshino 2019-08-20
10350671 Method for producing a forged crankshaft Kenji Tamura, Junichi Okubo, Ken-ichiro Yoshino, Kunihiro Yabuno, Hiroyuki Kurokawa +2 more 2019-07-16
10330142 Crankshaft for reciprocating engine Kenji Imanishi, Ken-ichiro Yoshino, Kunihiro Yabuno 2019-06-25
10247226 Crankshaft for reciprocating engine Kenji Imanishi, Kenji Tamura, Ken-ichiro Yoshino, Kunihiro Yabuno 2019-04-02