HK

Hideki Kiyohara

TO Tosoh: 1 patents #576 of 1,042Top 60%
TQ Tosoh Quartz: 1 patents #9 of 29Top 35%
Overall (All Time): #3,420,437 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7064094 Highly durable silica glass, process and apparatus for producing same, and member and apparatus provided with same Yoshinori Harada, Shuzo Mizutani, Shinkichi Hashimoto, Masakazu Kudoh, Naoki Miura +1 more 2006-06-20