JI

Junichiro Ichikawa

SC Sumitomo Osaka Cement Co.: 8 patents #2 of 58Top 4%
Overall (2019): #13,911 of 560,194Top 3%
8
Patents 2019

Issued Patents 2019

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10502988 Optical modulator module Takatomo Itou 2019-12-10
10502982 Optical modulator Kei Katou, Toshio Kataoka 2019-12-10
10498457 Optical carrier-suppressed signal generator Takeshi Sakai, Masahito Mure 2019-12-03
10466513 Optical waveguide device Toshio Kataoka 2019-11-05
10401658 Optical modulator and optical switch Toshio Kataoka, Kei Kato 2019-09-03
10365534 Optical waveguide device Yuu Nakata, Katsutoshi Kondou, Tetsuya Fujino 2019-07-30
10365506 Optical modulator Kei Katou, Toshio Kataoka 2019-07-30
10338414 Optical modulator module Takeshi Sakai 2019-07-02