Hideo Hirasawa | Researchain

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Featured researches published by Hideo Hirasawa.

Archive | 1997

Apparatus and method for making an optical fiber preform using a correction pass

Tadakatsu Shimada; Hideo Hirasawa

Archive | 1997

Method of stretching an optical fiber preform with monitoring the diameter at two locations

Soichiro Kenmochi; Hideo Hirasawa; Tadakatsu Shimada; Akihiko Suzuki; Waichi Yamamura; Yoshiaki Shimizu

Archive | 1998

Method for making a preform for optical fibers by drawing a mother ingot

Yoshiaki Shimizu; Tadakatsu Shimada; Hideo Hirasawa

Archive | 1999

Optical fiber manufacture method including elongating a preform in a vertical direction and a horizontal direction

Yoshiaki Shimizu; Takaaki Nagano; Tadakatsu Shimada; Hideo Hirasawa; Masataka Watanabe; Kazuhisa Hatayama; Mitsukuni Sakashita; Minoru Taya; Waichi Yamamura; Shinji Suzuki; Jiro Moriya

Archive | 1998

Method for drawing a glass ingot

Tadakatsu Shimada; Hideo Hirasawa

Archive | 1997

Apparatus and method for making an optical fiber preform

Hideo Hirasawa; Tadakatsu Shimada

Archive | 1997

Process and apparatus for manufacturing a glass preform for optical fibres by drawing a preform

Hideo Hirasawa; Soichiro Kenmochi; Tadakatsu Shimada; Yoshiaki Shimizu; Akihiko Suzuki; Waichi Yamamura

Archive | 1991

Device for drawing preform base material for optical fiber

Kazuhiro Hamaguchi; Hideo Hirasawa; Hiroyuki Koide; Masami Terajima; 正美寺嶋; 弘行小出; 秀夫平沢; 一宏濱口

Archive | 2000

Glass base material manufacturing apparatus with super imposed back-and-forth burner movement

Yuuji Tobisaka; Tadakatsu Shimada; Hiroshi Machida; Masataka Watanabe; Hiroshi Tsumura; Hideo Hirasawa

Archive | 1999

Method for manufacturing optical fiber, method for manufacturing preform and apparatus for manufacturing the preform

Kazuhisa Hatayama; Hideo Hirasawa; Jiro Moriya; Takaaki Nagao; Mitsukuni Sakashita; Tadakatsu Shimada; Yoshimasa Shimizu; Shinji Suzuki; Minoru Taya; Masataka Watanabe; Kazuichi Yamamura; 光邦坂下; 和市山村; 忠克島田; 秀夫平沢; 二郎森谷; 佳昌清水; 政孝渡邊; 実田家; 和久畑山; 真二鈴木; 貴章長尾

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