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Dive into the research topics where Koyama Akihiro is active.

Publication


Featured researches published by Koyama Akihiro.


Archive | 2001

Magnetic disk substrate comprising glass composition for chemical strengthening and magnetic disk medium

Koyama Akihiro; Yamamoto Nobuyuki


Archive | 1996

GLASS FOR CHEMICAL TEMPERING

Koyama Akihiro; Yamamoto Nobuyuki


Archive | 1991

PRODUCTION OF MAGNETIC DISK SUBSTRATE

Koyama Akihiro; Yamamoto Nobuyuki


Archive | 2002

GLASS ARTICLE AND GLASS SUBSTRATE FOR MAGNETIC RECORDING MEDIUM USING THE GLASS ARTICLE

Kishimoto Shoichi; Koyama Akihiro; Tanaka Hiroyuki; Yamamoto Nobuyuki


Archive | 2000

Glass composition, substrate for information recording medium by using the same, and information recording medium

Kurachi Junji; Koyama Akihiro; Kishimoto Shoichi; Yamamoto Nobuyuki


Archive | 2000

HEAT-RESISTANT GLASS COMPOSITION AND PLASMA DISPLAY PANEL USING IT

Koyama Akihiro; Yoshii Tetsuro; Tanaka Hiroyuki


Archive | 2000

CRYSTALLIZED GLASS AND METHOD FOR PRODUCING THE SAME, AND SUBSTRATE USING THE SAME AND USED FOR INFORMATION RECORDING MEDIUM, INFORMATION RECORDING MEDIUM AND INFORMATION RECORDING DEVICE

Kishimoto Shoichi; Koyama Akihiro; Tanaka Hiroyuki


Archive | 2006

Glass production apparatus and process for producing glass

Koyama Akihiro; Kurachi Junji; Seto Hiromitsu; Yamamoto Kazuhiro; Miyabe Daisuke; Senshu Yutaka


Archive | 2005

MICROCHANNEL PREPARATION METHOD

Komochi Hirotaka; Tsunetomo Keiji; Saito Yasuhiro; Koyama Akihiro; Kurachi Junji; Okamoto Shinya; Hidaka Takeshi; Kasai Hiroaki; Nakamura Yasushi


Archive | 1990

GEFAERBTE TRANSPARENT-GLASKERAMIK MIT GERINGER AUSDEHNUNG UND VERFAHREN ZU DEREN HERSTELLUNG

Koyama Akihiro; Kitamura Keiji; Yamamoto Nobuyuki

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