MI

Masami Ishiura

SI Sumitomo Electric Device Innovations: 5 patents #24 of 208Top 15%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #975,055 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10756507 Process of forming epitaxial substrate and semiconductor optical device Toshimitsu Kaneko, Takuya Fujii, Taro Hasegawa, Toshiyuki Taguchi 2020-08-25
10326257 Semiconductor laser device and manufacturing method of the same 2019-06-18
9800021 Semiconductor laser device and manufacturing method of the same 2017-10-24
9577142 Process for forming semiconductor laser diode implemented with sampled grating 2017-02-21
9331456 Method of manufacturing semiconductor laser 2016-05-03