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Dive into the research topics where Kazuhiro Okamoto is active.

Publication


Featured researches published by Kazuhiro Okamoto.


optical fiber communication conference | 2003

Hybrid dispersion compensating Raman amplifier module employing highly nonlinear fiber

Tsuguo Amano; Kazuhiro Okamoto; Tetsufumi Tsuzaki; Motoki Kakui; Masayuki Shigematsu

Dispersion compensating Raman amplifier with reduced power consumption has been demonstrated employing a hybrid configuration comprising DCF and highly nonlinear fiber.


optical fiber communication conference | 2003

Dispersion compensating fiber with large negative dispersion around -300 ps/km/nm and its application to compact module for dispersion adjustment

Tomoyuki Yokokawa; Takatoshi Kato; Takashi Fujii; Yoshinori Yamamoto; Noritaka Honma; Atsushi Kataoka; Masashi Onishi; Eisuke Sasaoka; Kazuhiro Okamoto

Dispersion compensating fibers with a large dispersion around -300 ps/km/nm were successfully realized while keeping a good bending loss performance, and it was tightly installed in a quite small package applicable to precise dispersion adjustment.


Archive | 2004

FUEL BATTERY CELL AND METHOD FOR MANUFACTURING SAME, AND FUEL BATTERY

Yuichi Hori; Shoji Kosaka; Kazuhiro Okamoto; 雄一 堀; 和弘 岡本; 祥二 高坂


Archive | 2005

Optical fiber for irradiation-light transfer and light irradiation device equipped with the same

Miyoko Fujimoto; Kazuhiro Okamoto; Hiroshi Kohda


Archive | 2003

CELL FOR FUEL CELL

Tatsumi Ishihara; Kazuhiro Okamoto; Yusaku Takita; Shoji Yamashita; 祥二 山下; 和弘 岡本; 祐作 滝田; 達巳 石原


Archive | 2001

Non-reflection optical fiber termination and method of manufacturing the same

Noriko Iwata; Kazuhiro Okamoto


Archive | 1992

Security system utilizing loosely contained optical fiber

Junichi Ohta; Toshinori Wakami; Kazuhiro Okamoto; Ryusuke Miki; Yoshiaki Kanbe


Archive | 2002

Optical fiber having a large positive dispersion

Takatoshi Kato; Kazuhiro Okamoto; Mitsuomi Hada; Shinjiro Hagihara; Morio Watanabe; Kohei Kobayashi


Archive | 2005

Irradiating light transmitting optical fiber and light irradiating device provided with it

Miyoko Fujimoto; Kazuhiro Okamoto; Hiroshi Kohda


Archive | 2001

Amplification optical fiber and fiber optic amplifier including the same

Soichi Endo; Kazuhiro Okamoto; Masahiro Takagi; Motoki Kakui

Collaboration


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Toshinori Wakami

Sumitomo Electric Industries

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Yoshiaki Kanbe

Sumitomo Electric Industries

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Hiroshi Kohda

Sumitomo Electric Industries

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Junichi Ohta

Sumitomo Electric Industries

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Miyoko Fujimoto

Sumitomo Electric Industries

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Ryusuke Miki

Sumitomo Electric Industries

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Masahiro Takagi

Sumitomo Electric Industries

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Motoki Kakui

Sumitomo Electric Industries

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Soichi Endo

Sumitomo Electric Industries

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Takatoshi Kato

Sumitomo Electric Industries

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