TT

Toshio Tsujimoto

JQ Japan Super Quartz: 1 patents #1 of 2Top 50%
📍 Akita, JP: #6 of 30 inventorsTop 20%
Overall (2004): #95,846 of 270,089Top 40%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6712901 Surface modification process of quartz glass crucible Yoshiyuki Tsuji 2004-03-30