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Inventor
TOMIO Akiko
JP
3 patents
⚠️ This page may combine multiple inventors who share the name “TOMIO Akiko”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL & SUMITOMO METAL CORP
2 patents
US10280487B2
May 7, 2019
High alloy for oil well
NIPPON STEEL & SUMITOMO METAL CORP
0 citations
44
US10202675B2
Feb 12, 2019
Duplex stainless steel
NIPPON STEEL & SUMITOMO METAL CORP
0 citations
44
NIPPON STEEL CORP
1 patent
US11286545B2
Mar 29, 2022
Cr-Ni alloy and seamless steel pipe made of Cr-Ni alloy
NIPPON STEEL CORP
0 citations
47