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Inventor
MIZUNUMA SUSUMU
3 patents
⚠️ This page may combine multiple inventors who share the name “MIZUNUMA SUSUMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
2 patents
US5020509A
Jun 4, 1991
Heating element
NIPPON STEEL CORP
25 citations
91
US4074557A
Feb 21, 1978
Metal extrusion process with high reduction
NIPPON STEEL CORP
25 citations
76
YANAGIMOTO SAMON
1 patent
US4006618A
Feb 8, 1977
Method of producing seamless steel tube
YANAGIMOTO SAMON
26 citations
74