IS

Ikunobu Sumida

PC Pan Pacific Copper Co.: 3 patents #4 of 29Top 15%
📍 Tamano, JP: #33 of 123 inventorsTop 30%
Overall (All Time): #1,491,545 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9631259 Method for producing aqueous solution of perrhenic acid from rhenium sulfide Yuji Kawano, Makoto Hamamoto 2017-04-25
9624561 Method for producing aqueous solution of perrhenic acid from rhenium sulfide Yuji Kawano, Makoto Hamamoto 2017-04-18
8030087 Method for analyzing concentration of glue contained in electrolyte solution Masayuki Takahira, Yozo Ishihara 2011-10-04