Sumitomo Osaka Cement Co., Ltd.

Naoki Kougo

Susumu Murata

Nobuhide Miyamoto

Ryosuke Kaizu

Mithuru Sakuma

Hirotoshi Nagata

Tsutomu Saito

Takashi Tateyama

Masaru Shiroishi

An optical element-optical fiber composite structure having a high resistance of the optical fiber to breakage due to cyclical change in temperature, includes a package structure having a main container, side containers attached to the main container and sleeves through which a main chamber of the main container is connected to side chambers of the side containers; an optical element housed in the main chamber; and optical fibers introduced into the main chamber through the side chambers and the sleeves and connected to the optical element.

Package structure for optical element and fibers and composite structure

Growing community of inventors

Funabashi, Japan

Mithuru Sakuma