Inventor
KAWANA AKIFUMI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “KAWANA AKIFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
7 patentsUS5665182ASep 9, 1997
High-carbon steel wire rod and wire excellent in drawability and methods of producing the same
NIPPON STEEL CORP3 citations61
US5662747ASep 2, 1997
Bainite wire rod and wire for drawing and methods of producing the same
NIPPON STEEL CORP6 citations61
US5658399AAug 19, 1997
Bainite wire rod and wire for drawing and methods of producing the same
NIPPON STEEL CORP2 citations61
US5658402AAug 19, 1997
High-carbon steel wire rod and wire excellent in drawability and methods of producing the same
NIPPON STEEL CORP4 citations61
US5650027AJul 22, 1997
High-carbon steel wire rod and wire excellent in drawability and methods of producing the same
NIPPON STEEL CORP3 citations61
US5647918AJul 15, 1997
Bainite wire rod and wire for drawing and methods of producing the same
NIPPON STEEL CORP4 citations61
US11203797B2Dec 21, 2021
Steel wire and wire rod
NIPPON STEEL CORP0 citations58