SG

Seiji GUNJI

SO Sony: 1 patents #17,262 of 25,231Top 70%
📍 Tochigi, JP: #1,767 of 2,789 inventorsTop 65%
Overall (All Time): #3,608,594 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6033508 Method and apparatus for manufacturing ribbon roll Yoshimasa Taniguchi, Akihiro Kaneko, Tetsuji Ishikawa 2000-03-07