Assignee
IIDA SUMIO
JP2 patents
Top patents by PatentIndex Score
US8065901B2Nov 29, 2011
Mandrel bar for high-alloy rolling, method for surface treating a mandrel bar, method for producing mandrel bar, and method for operating seamless pipe mill
IIDA SUMIO0 citations40
US8999900B2Apr 7, 2015
Two-component anti-seizure agent for hot metal working process, and method of manufacturing seamless pipe using thereof
IIDA SUMIO0 citations33