Network


Latest external collaboration on country level. Dive into details by clicking on the dots.

Hotspot


Dive into the research topics where Yumiko Hayashida is active.

Publication


Featured researches published by Yumiko Hayashida.


Archive | 2011

Illumination device with semiconductor light-emitting elements

Tomohiro Sanpei; Yumiko Hayashida; Masahiro Izumi; Kiyoshi Otani; Yutaka Honda; Shinji Nogi


Archive | 2014

LIGHT EMITTING MODULE AND LIGHT SOURCE DEVICE

Soichi Shibusawa; Yumiko Hayashida


Archive | 2011

LIGHT EMITTER AND LIGHTING DEVICE

Soichi Shibusawa; 壮一 渋沢; Yumiko Hayashida; 裕美子 林田


Archive | 2012

LUMINAIRE AND MANUFACTURING METHOD OF THE SAME

Yumiko Hayashida; Soichi Shibusawa; Yuiko Nakagawa


Archive | 2013

Lamp and Luminaire

Soichi Shibusawa; Yumiko Hayashida; Seiko Kawashima; Kozo Uemura; Tomohiro Matsuo; Yuiko Nakagawa


Archive | 2012

Light source device, lighting apparatus

Soichi Shibusawa; Yumiko Hayashida


Archive | 2012

DEVICE, LIGHTING APPARATUS AND METHOD OF ASSEMBLING A LIGHT SOURCE FOR A LIGHTING APPARATUS

Soichi Shibusawa; Yumiko Hayashida


Archive | 2014

LED (light-emitting diode) module and lighting device

Yumiko Hayashida; Soichi Shibusawa


Archive | 2014

Light-emitting module having light-emitting elements sealed with sealing member and luminaire having same

Yumiko Hayashida; Soichi Shibusawa; Yuiko Nakagawa; Hiroki Tamai


Archive | 2011

Lampe et dispositif d'éclairage

Yumiko Hayashida; 裕美子 林田; Kiyoshi Nishimura; 西村 潔; Seiko Kawashima; 川島 淨子; Kozo Uemura; 上村 幸三; Tsuyoshi Oyaizu; 小柳津 剛; Shuhei Matsuda; 周平 松田; Hiroki Tamai; 浩貴 玉井; Soichi Shibusawa; 壮一 渋沢; Masahiro Ogata; 正弘 緒方

Collaboration


Dive into the Yumiko Hayashida's collaboration.

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