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Hotspot


Dive into the research topics where Naoki Ochiai is active.

Publication


Featured researches published by Naoki Ochiai.


Archive | 2004

Driver seat system and awakening device

Etsunori Fujita; Yumi Ogura; Naoki Ochiai; Yasunori Noto; Tiejun Miao; Toshiyuki Shimizu


Archive | 2010

Biological state estimation device, biological state estimation system, and computer program

Etsunori Fujita; Yumi Ogura; Shinichiro Maeda; Naoki Ochiai


Archive | 2007

Bio-signal analyzer, seat and bio-signal analyzing method

Etsunori Fujita; Yumi Ogura; Naoki Ochiai; Shinichiro Maeda; Shigeki Wagata


The Japanese Journal of Ergonomics | 2005

Development of the measurement method of the prediction of sleep by finger plethysmogram data

Etsunori Fujita; Yumi Ogura; Naoki Ochiai; Teijun Miao; Toshiyuki Shimizu; Tsutomu Kamei; Kohji Murata; Yoshiyuki Ueno; Shigehiko Kaneko


The Japanese Journal of Ergonomics | 2004

Development of simplified appraisal method of fatigue on sitting for extended periods by the data of finger plethysmogram

Etsunori Fujita; Yumi Ogura; Naoki Ochiai; Eiichi Yasuda; Shun'ichi Doi; Koji Murata; Tsutomu Kamei; Yoshiyuki Ueno; Shigehiko Kaneko


Archive | 2004

Human condition evaluation system, computer program, and computer-readable record medium

Etsunori Fujita; Yumi Ogura; Naoki Ochiai; Yasunori Noto; Tiejun Miao; Toshiyuki Shimizu


Archive | 2007

Biosignal analyzer, sheet and method of analyzing biosignal

Etsunori Fujita; Yumi Ogura; Naoki Ochiai; Shinichiro Maeda; Shigeki Wagata


Archive | 2011

Device for estimating state of living organism

Etsunori Fujita; Yumi Ogura; Shinichiro Maeda; Naoki Ochiai; Shigeki Wagata


Archive | 2009

Fatigue analysis device and computer program

Etsunori Fujita; 藤田 悦則; Naoki Ochiai; 落合 直輝; Shigeyuki Kojima; 小島 重行; Yumi Ogura; 小倉 由美


Archive | 2003

Seat structure with anti-submarining device

Etsunori Fujita; Naoki Ochiai; Makoto Tarusawa; Eiji Sugimoto

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Yoshiyuki Ueno

Chiba Institute of Technology

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