TD

Tadashi Douhara

SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #3,219,175 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8245552 Process for producing high-alloy seamless tube Hiroaki Murakami, Tomio Yamakawa, Masayuki Sagara 2012-08-21