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Toshimasa Tomokiyo

NM Nippon Steel & Sumitomo Metal: 7 patents #2 of 466Top 1%
Overall (2018): #12,367 of 503,207Top 3%
7
Patents 2018

Issued Patents 2018

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10161023 Steel sheet for hot stamping, method for production thereof, and hot stamping steel material Hiroyuki Tanahashi 2018-12-25
10072324 Cold-rolled steel sheet and method for manufacturing same, and hot-stamp formed body Toshiki Nonaka, Satoshi Kato, Kaoru Kawasaki 2018-09-11
10030280 Steel sheet and method for manufacturing steel sheet Kunio Hayashi, Toshimitsu Aso 2018-07-24
10011888 Cold-rolled steel sheet for vitreous enameling and its named enameled product thereof Shintaro Yamanaka, Kengo Takeda, Satoshi Nishimura 2018-07-03
9945013 Hot stamped steel and method for producing hot stamped steel Toshiki Nonaka, Satoshi Kato, Kaoru Kawasaki 2018-04-17
9920407 Cold rolled steel sheet and method for producing cold rolled steel sheet Toshiki Nonaka, Satoshi Kato, Kaoru Kawasaki 2018-03-20
9896736 Method for manufacturing hot stamped body having vertical wall and hot stamped body having vertical wall Kunio Hayashi, Toshimitsu Aso 2018-02-20