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Doi Masaru

Sanyo

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Archive | 1987

METHOD AND DEVICE FOR PRODUCING SINGLE CRYSTAL BY BRIDGMAN TECHNIQUE

Tamada Joichi; Doi Masaru; Yotsutsuji Koji; Kushida Satoshi

Archive | 1986

PRODUCTION OF MAGNETO-RESISTANCE EFFECT TYPE MAGNETIC HEAD

Kondo Takeo; Doi Masaru; Shimizu Yoshiaki; Yamano Takao; Okuda Hiroyuki

Archive | 1970

MAGNETIC TRANSDUCER HEADS

Doi Masaru; Iemura Toshio; Shimizu Yoshiaki

Archive | 1977

MAGNETIC HEAD FOR AUDIO

Itou Yoshihiro; Shimizu Yoshiaki; Doi Masaru

Archive | 1987

MANUFACTURE OF COMPOSITE TYPE MAGNETIC HEAD

Ino Kazuo; Doi Masaru; Shimizu Yoshiaki; Okuda Hiroyuki; Yamano Takao; Ishihara Kozo

Archive | 1986

PRODUCTION OF MAGNETIC HEAD CHIP

Ono Hiroyuki; Doi Masaru; Tamaoki Nobusaku; Tamada Joichi; Shimizu Yoshiaki; Homoto Masahiro

Archive | 1985

GRINDING DEVICE FOR FILM MAGNETIC HEAD

Okuda Hiroyuki; Doi Masaru; Shimizu Yoshiaki; Yamano Takao; Kondou Takeo

Archive | 1985

MAGNETO-RESISTANCE EFFECT TYPE THIN FILM MAGNETIC HEAD

Okuda Hiroyuki; Doi Masaru; Shimizu Yoshiaki; Yamano Takao; Kondou Takeo

Archive | 1983

ETCHING OF MULTILAYER FILM

Yamano Takao; Doi Masaru; Shimizu Yoshiaki

Archive | 1983

VIDEO HEAD FOR TAPE WITH HIGH CORECIVE FORCE

Doi Masaru; Tamaoki Nobusaku; Horiuchi Yoshiaki; Shimizu Kazuya

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Shimizu Yoshiaki

Sanyo

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Iemura Toshio

Sanyo

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