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Hiromichi Umehara

TDK

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Publication

Featured researches published by Hiromichi Umehara.

Archive | 2007

Thin-film magnetic head for perpendicular magnetic recording and method of making the same

Hidetaka Kawano; Hiromichi Umehara; Takamitsu Sakamoto; Koichi Otani; Noriaki Kasahara; Naoto Matono

Archive | 2011

Magnetic head for perpendicular magnetic recording and method of manufacturing same

Kei Hirata; Hideyuki Ukita; Shin Narushima; Isamu Toba; Hiromichi Umehara; Hisayoshi Watanabe; Hideyuki Yatsu

Archive | 2009

Perpendicular magnetic write head, method of manufacturing the same and method of forming magnetic layer pattern

Atsushi Yamaguchi; Michitaka Nishiyama; Shin Narushima; Hiromichi Umehara; Makoto Sato; Tatsuhiro Nojima

Archive | 2007

Thin film magnetic head having thermal expansion layer for suppressing thermal protrusion

Takamitsu Sakamoto; Naoto Matono; Noriaki Kasahara; Shin Narushima; Hiromichi Umehara

Archive | 2008

METHOD OF FORMING MASK FOR DRY ETCHING AND MANUFACTURING METHOD OF MAGNETIC HEAD USING THE SAME METHOD

Kento Edakara; Hiromichi Umehara; Noriaki Kasahara; Michitaka Nishiyama

Archive | 2014

THIN-FILM MAGNETIC RECORDING HEAD WITH THIN FILM WHICH CONSTRUCTS SENSOR OR HEATER BENEATH MAIN MAGNETIC POLE

Masashi Sano; Hiromichi Umehara; Mutsumi Fujita; Isamu Toba; Tatsuhiro Nojima; Hitoshi Hatate; Hisayoshi Watanabe

Archive | 2010

MANUFACTURING METHOD OF PERPENDICULAR MAGNETIC RECORDING HEAD

Hiromichi Umehara; Shin Narushima; Michitaka Nishiyama; Noriaki Kasahara; Koichi Otani

Archive | 2005

Processing method of thin-film and manufacturing method of thin-film magnetic head

Mitsuharu Isobe; Hiromichi Umehara; Hirotaka Gomi; Tomohide Yokozawa

Archive | 2013

METHOD OF MAKING A MASK, METHOD OF PATTERNING BY USING THIS MASK AND METHOD OF MANUFACTURING A MICRO-DEVICE

Hisayoshi Watanabe; Hideyuki Yatsu; Takayuki Nishizawa; Masashi Sano; Hiromichi Umehara; Takayasu Kanaya; Tetsuji Hori

Archive | 2012

Perpendicular magnetic write head and magnetic recording device having additional magnetic layer contacting front yoke and shield

Masahiro Saito; Norikazu Ota; Hiromichi Umehara; Masachika Hashino

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Collaboration

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Hisayoshi Watanabe

TDK

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Noriaki Kasahara

TDK

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Shin Narushima

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Masashi Sano

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Michitaka Nishiyama

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Hideyuki Yatsu

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Isamu Toba

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Koichi Otani

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Naoto Matono

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Takamitsu Sakamoto

TDK

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