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

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Dive into the research topics where Mari Sugawara is active.

Publication


Featured researches published by Mari Sugawara.


Archive | 2008

Illumination device and liquid crystal display device using the same

Tetsuya Kobayashi; Toshihiro Suzuki; Mari Sugawara; Tetsuya Hamada; Keiji Hayashi; Fumiaki Yamada; Yasutake Furukoshi; Masanori Nishido


Archive | 2003

Lighting unit and display device

Toshihiro Suzuki; Tetsuya Hamada; Mari Sugawara; Tetsuya Kobayashi; Keiji Hayashi


Archive | 2002

Light guide plate, light source device equipped therewith and display device

Takeshi Gotoh; Tetsuya Hamada; Toshihiro Suzuki; Tetsuya Kobayashi; Keiji Hayashi; Mari Sugawara


Archive | 2000

Luminaire with improved light utilization efficiency

Takeshi Gotoh; Toshihiro Suzuki; Tetsuya Kobayashi; Tetsuya Hamada; Mari Sugawara; Keiji Hayashi; Noriyuki Ohashi; Hisashi Yamaguchi


Archive | 2005

Backlight having discharge tube, reflector and heat conduction member contacting discharge tube

Keiji Hayashi; Tetsuya Kobayashi; Tetsuya Hamada; Takeshi Gotoh; Toshihiro Suzuki; Mari Sugawara; Akio Sotokawa; Seiji Hachisuka


Archive | 1999

Projection type display apparatus having air cooling arrangement

Mari Sugawara; Tetsuya Hamada; Tetsuya Kobayashi; Toshihiro Suzuki; Takeshi Gotoh; Keiji Hayashi; Hisashi Yamaguchi; Noriyuki Ohashi


Archive | 1996

Display device having diffraction grating

Toshihiro Suzuki; Yukio Iigahama; Hisashi Yamaguchi; Takeshi Gotoh; Tetsuya Hamada; Keiji Hayashi; Junji Tomita; Hirokazu Aritake; Tetsuya Kobayashi; Mari Sugawara; Motohiko Fukuhara; Koji Yoshioka; Kazuhiro Takahara


Archive | 1995

Polarization separation/conversion device for polarized lighting apparatus and projection display unit

Toshihiro Suzuki; Hisashi Yamaguchi; Tetsuya Hamada; Mari Sugawara; Keiji Hayashi; Tetsuya Kobayashi; Takeshi Gotoh


Archive | 2002

Light guide plate, and light source device and display device provided with the same

哲也 ▲浜▼田; Takeshi Goto; Tetsuya Hamada; Keiji Hayashi; Tetsuya Kobayashi; Mari Sugawara; Toshihiro Suzuki; 哲也 小林; 猛 後藤; 啓二 林; 真理 菅原; 敏弘 鈴木


Archive | 1999

Optical display device having a reflection-type polarizer

Tetsuya Kobayashi; Mari Sugawara; Tetsuya Hamada; Toshihiro Suzuki; Noriyuki Ohashi; Takeshi Gotoh; Hisashi Yamaguchi

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