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Hatakeyama Keiji

Toshiba

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Publication

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Archive | 2003

FLUORESCENT LAMP AND ILLUMINATION DEVICE

Hatakeyama Keiji; Izumi Masahiro; Morikawa Kazuto; Nakajima Yasuo; Naoki Shoji

Archive | 2001

REGENERATION METHOD OF FLUORESCENT LAMP

Izumi Masahiro; Yorifuji Takashi; Nakamura Mitsunori; Shiozaki Mitsuru; Tamura Nobuhiro; Hatakeyama Keiji

Archive | 1997

PHOTOCATALYST, FLUORESCENT LAMP AND LUMINAIRE

Saito Akiko; Yotsuyanagi Masahiko; Honda Hisashi; Iwasaki Bunji; Shimizu Keiichi; Saito Miho; Sakakibara Yuichi; Hatakeyama Keiji; Taya Akira; Kojima Hiroyuki; Nishio Kiyoshi; Ishizuka Masayasu

Archive | 1990

ULTRAVIOLET RAY SUPPRESSIVE LIGHT SOURCE, APPLICATION AGENT FOR IT, AND ITS MANUFACTURE

Taya Akira; Hatakeyama Keiji; Saito Kanehiro; Saito Mitsumasa; Osada Kazuhiko

Archive | 2005

METHOD FOR RECYCLING FLUORESCENT LAMP

Izumi Masahiro; Yorifuji Takashi; Nakamura Mitsunori; Shiozaki Mitsuru; Tamura Nobuhiro; Hatakeyama Keiji

Archive | 1997

FLUORESCENT LAMP, DEODORIZING DEVICE, LIGHTING SYSTEM, BUILDING STRUCTURE AND MOBILE BODY

Hatakeyama Keiji; Saito Miho; Honda Hisashi; Sakakibara Yuichi; Saito Akiko

Archive | 1997

FLUORESCENT LAMP, FLUORESCENT LAMP DEVICE, PHOTOCATALYST DEVICE, LIGHTING SYSTEM, AND ARTICLE

Saito Akiko; Taya Akira; Saito Miho; Hatakeyama Keiji; Yuasa Kunio; Ishizaki Ariyoshi

Archive | 1987

HALOPHOSPHATE PHOSPHOR AND FLUORESCENT LAMP USING SAME

Taya Akira; Hatakeyama Keiji; Narita Kazuo; Hagiwara Yasuhiko

Archive | 1994

FLUORESCENT LAMP AND LIGHTING SYSTEM USING SAME

Taya Akira; Hatakeyama Keiji

Archive | 1989

IRON-ACTIVATED LITHIUM ALUMINATE PHOSPHOR, ITS MANUFACTURE, AND FLUORESCENT LAMP

Taya Akira; Hatakeyama Keiji

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Collaboration

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Taya Akira

Toshiba

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Izumi Masahiro

Toshiba

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Yorifuji Takashi

Toshiba

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Tamura Nobuhiro

Toshiba

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Shiozaki Mitsuru

Toshiba

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Osada Kazuhiko

Toshiba

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Saito Kanehiro

Toshiba

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Saito Mitsumasa

Toshiba

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