KO

Kiyoko Ohshima

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
📍 Shijonawate, JP: #50 of 109 inventorsTop 50%
Overall (All Time): #2,282,773 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5575960 Method of manufacturing an infrared optical fiber Kazuhiro Kayashima, Fumikazu Tateishi, Masaru Ikedo 1996-11-19
5182790 Infrared optical fiber and a method of manufacturing the same Kazuhiro Kayashima, Fumikazu Tateishi 1993-01-26