Network


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

Hotspot


Dive into the research topics where Yasumasa Ooya is active.

Publication


Featured researches published by Yasumasa Ooya.


Archive | 2009

White LED lamp, backlight, light emitting device, display device and illumination device

Tsutomu Ishii; Hajime Takeuchi; Yasumasa Ooya; Katsutoshi Nakagawa; Yumi Ito; Masaki Toyoshima; Yasuhiro Shirakawa; Ryo Sakai


Archive | 2005

White led, backlight using same and liquid crystal display

Tsutomu Ishii; Hajime Takeuchi; Yasuhiro Shirakawa; Yasumasa Ooya; Ryo Sakai; Masahiko Yamakawa


Archive | 2001

Positive electrode active material and non-aqueous secondary battery using the same

Yasumasa Ooya; Ryo Sakai; Koshin Tanaka; Kazuki Amemiya; Hajime Takeuchi; Yasuhiro Shirakawa; Shouta Endou


Archive | 2006

WHITE LED, AND BACKLIGHT AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

Ryo Sakai; Yasuhiro Shirakawa; Hajime Takeuchi; Tsutomu Ishii; Yasumasa Ooya


Archive | 2008

White light-emitting lamp and illuminating device using the same

Tsutomu Ishii; Yasuhiro Shirakawa; Ryo Sakai; Yasumasa Ooya; Hajime Takeuchi


Archive | 2013

Led light bulb

Yasumasa Ooya; Masahiko Yamakawa; Yasuhiro Shirakawa; Katsutoshi Nakagawa


Archive | 2009

Linear white light source, and backlight and liquid crystal display device using linear white light source

Ryo Sakai; 酒井亮; Yasuhiro Shirakawa; 白川康博; Hajime Takeuchi; 竹内肇; Tsutomu Ishii; 石井努; Yasumasa Ooya; 大屋恭正


Archive | 2009

WHITE LIGHT EMITTING DEVICE, BACKLIGHT, LIQUID CRYSTAL DISPLAY DEVICE, AND ILLUMINATING DEVICE

Tsutomu Ishii; Hajime Takeuchi; Ryo Sakai; Yasumasa Ooya; Yasuhiro Shirakawa


Archive | 2007

SEMICONDUCTOR LIGHT EMITTING DEVICE, AND BACKLIGHT AND DISPLAY DEVICE COMPRISING THE SEMICONDUCTOR LIGHT EMITTING DEVICE

Yasumasa Ooya; Ryo Sakai; Hajime Takeuchi; Tsutomi Ishii


Archive | 2006

LIGHT-EMITTING DEVICE, BACKLIGHT USING SAME, AND LIQUID CRYSTAL DISPLAY

Yasumasa Ooya; Ryo Sakai; Hajime Takeuchi; Tsutomu Ishii; Yasuhiro Shirakawa

Collaboration


Dive into the Yasumasa Ooya's collaboration.

Researchain Logo
Decentralizing Knowledge