KO

Kouji Otsuka

AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
Overall (All Time): #3,328,235 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7549141 Photomask, photomask manufacturing method, and photomask processing device Yoshiaki Ikuta, Hiroshi Kojima 2009-06-16