TT

Takahiro Takano

SI Sumitomo Metal Industries: 1 patents #42 of 102Top 45%
VF Vallourec Mannesmann Oil & Gas France: 1 patents #8 of 22Top 40%
Overall (2011): #151,308 of 364,097Top 45%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8038179 Threaded joint for steel pipes Shigeo Nagasaku, Masaaki Sugino, Takahiro Hamamoto, Suguru Yamaguchi 2011-10-18