MI

Masafumi Ishiyama

HO Hoya: 1 patents #31 of 71Top 45%
Overall (2018): #319,703 of 503,207Top 65%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9946153 Mask blank and transfer mask Teiichiro Umezawa 2018-04-17