KO

Kazuhiro Ooto

SC Sumitomo Osaka Cement Co.: 1 patents #20 of 69Top 30%
Overall (2016): #334,491 of 481,213Top 70%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9459410 Optical device sealing structure and optical device manufacturing method Katsutoshi Kondou, Masaru Shiroishi 2016-10-04