SF

Shigeo Fukumoto

NS NS Sumikin Stainless: 6 patents #14 of 78Top 20%
Overall (All Time): #831,459 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10752973 Ferrite-based stainless steel with high resistance to corrosiveness caused by exhaust gas and condensation and high brazing properties and method for manufacturing same Masatoshi Abe, Junichi Hamada, Nobuhiko Hiraide, Norihiro Kanno, Shigeru Kaneko +1 more 2020-08-25
9175361 Austenitic high Mn stainless steel and method production of same and member using that steel Masaharu Hatano, Hideki Fujii, Shinichi Ohmiya 2015-11-03
8778260 Duplex stainless steel Shinji Tsuge, Yuusuke Oikawa 2014-07-15
8710405 Austenitic stainless steel welding wire and welding structure Hiroshige Inoue, Ryuichi Honma, Manabu Mizumoto, Yuusuke Oikawa, Ryo Matsuhashi +1 more 2014-04-29
8506729 Austenite-type stainless steel hot-rolling steel material with excellent corrosion resistance, proof-stress, and low-temperature toughness and production method thereof Yuusuke Oikawa, Shinji Tsuge, Kazuhiro Suetsugu, Ryo Matsuhashi, Hiroshige Inoue 2013-08-13
8105447 Austenitic stainless hot-rolled steel material with excellent corrosion resistance, proof stress, and low-temperature toughness Yuusuke Oikawa, Shinji Tsuge, Kazuhiro Suetsugu, Ryo Matsuhashi, Hiroshige Inoue 2012-01-31