NS

Naoki Sawawatari

NM Nippon Steel & Sumitomo Metal: 2 patents #488 of 1,491Top 35%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #1,121,812 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11555232 Austenitic stainless steel material Nao Otaki, Norifumi Kochi, Takahiro IZAWA 2023-01-17
10184160 Dual phase stainless steel pipe and manufacturing method thereof Koichi Kuroda, Masaki Ueyama, Yusuke Ugawa 2019-01-22
9429254 Austenitic alloy pipe and method for producing the same Kouichi Kuroda, Hitoshi Suwabe, Masaki Ueyama 2016-08-30
7782048 Eddy current testing method, eddy current testing differential coil and eddy current testing probe for internal finned pipe or tube 2010-08-24