IS

Itaru Shibahara

DJ Doryokuro Kakunenryo Kaihatsu Jigyodan: 2 patents #36 of 393Top 10%
KS Kobe Steel: 2 patents #616 of 1,773Top 35%
SI Sumitomo Metal Industries: 2 patents #334 of 1,462Top 25%
Overall (All Time): #2,326,333 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4963200 Dispersion strengthened ferritic steel for high temperature structural use Takanari Okuda, Shigeo Nomura, Yuji Enokido, Masayuki Fujiwara, Toshio Nishida +4 more 1990-10-16
4960562 Dispersion strengthened ferritic steel cladding tube for nuclear reactor and its production method Takanari Okuda, Shigeo Nomura, Yoshinori Tateishi, Susumu Hirano, Hiroshi Teranishi +2 more 1990-10-02