JI

Junichiro Ichikawa

SC Sumitomo Osaka Cement Co.: 3 patents #6 of 69Top 9%
Overall (2016): #67,199 of 481,213Top 15%
3
Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9519200 Optical control device Toshio Kataoka, Masayuki Motoya 2016-12-13
9348156 Optical waveguide element and method for manufacturing optical waveguide element Katsutoshi Kondou 2016-05-24
9235066 Optical modulator Satoshi Oikawa, Hiroshi Murata 2016-01-12